• Kilbourne & Clark Mfg. Co. antenna switch Type SE-165 1918 KS-983 (8-1/2" x 11" single sheet)

• Kilbourne & Clark Mfg. Co. antenna transfer switch 1916 KN-705 full size (sheet 1 of 7)
• Kilbourne & Clark Mfg. Co. antenna transfer switch 1916 KN-705 full size (sheet 2 of 7)
• Kilbourne & Clark Mfg. Co. antenna transfer switch 1916 KN-705 full size (sheet 3 of 7)
• Kilbourne & Clark Mfg. Co. antenna transfer switch 1916 KN-705 full size (sheet 4 of 7)
• Kilbourne & Clark Mfg. Co. antenna transfer switch 1916 KN-705 full size (sheet 5 of 7)

• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "F" 1913 full size sheet (sheet 1 of 4)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "F" 1913 full size sheet (sheet 2 of 4)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "F" 1913 full size sheet (sheet 3 of 4)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "F" 1913 full size sheet (sheet 4 of 4)

• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "H" 1915 full size sheet (sheet 1 of 5)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "H" 1915 full size sheet (sheet 2 of 5)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "H" 1915 full size sheet (sheet 3 of 5)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "H" 1915 full size sheet (sheet 4 of 5)
• Mach'y Div U.S. Navy Yard, NY Antenna Switch Type "H" 1915 full size sheet (sheet 5 of 5)

• Kilbourne & Clark Mfg. Co. antenna transfer switch KM 773 for 5 KW Simpson Radio Transmitter 1916 full size sheet (sheet 1 of 2)

• Kilbourne & Clark Mfg. Co. antenna switch KM 567 1914 full size sheet (sheet 1 of 1) [blueprint]

• Kilbourne & Clark Mfg. Co. antenna switch KM 567 1914 full size sheet (sheet 1 of 1) [duplicate on onionskin]

• Kilbourne & Clark Mfg. Co. Hand Key for 1-2-5 KW KM-903 1917 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Type A Relay Key Back Connected Assembly 1913 KN-317 full size sheet (sheet 1 of 2)
• Kilbourne & Clark Mfg. Co. Type A Relay Key Back Connected Assembly 1913 KN-317 full size sheet (sheet 2 of 2)

• Kilbourne & Clark Mfg. Co. Type A Relay Key Front Connected Assembly 1913 KN-316 full size sheet (sheet 1 of 2)
• Kilbourne & Clark Mfg. Co. Type A Relay Key Front Connected Assembly 1913 KN-316 full size sheet (sheet 2 of 2)

• Kilbourne & Clark Mfg. Co. Type A Relay Key 1914 KN-386 full size sheet (sheet 2 of 2)

• Kilbourne & Clark Mfg. Co. Type A Relay Key 1916 KN-698 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Wireless Key 1 to 5 KW 1911 JN-204 mid size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Hand Key for 20 KW Simpson Transmitter KM-800 1916 full size brown paper sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Hand Key KN-802 1917 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Main Key 5 KW KN-390 1914 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Hand Key KN-563 1914 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. 2 KW Hand Key KN-1055 1918 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. Hand Key KN-802 1917 full size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. 1/2 KW Flame Proof Hand Key Simon Design KR-1069 1918 mid size sheet (sheet 1 of 1)

• Lowenstein (Signal Corps U.S. Army) Type C.B. Contacts for 10 KW Radio Sending Key 1917 mid size sheet (sheet 1 of 1)

• Kilbourne & Clark Mfg. Co. 1 & 2 KW Auxiliary Hand Key Type SE-68 1917 (sheet 1 of 3)

• Radio Division BuSE Navy Dept. Washington D.C. Radio Telegraph Motor Buzzer Type SE-3558 (110V) & SE-3629 (220V) 1918 full size sheets (sheet 1 of 5)
• Radio Division BuSE Navy Dept. Washington D.C. Radio Telegraph Motor Buzzer Type SE-3558 (110V) & SE-3629 (220V) 1918 full size sheets (sheet 2 of 5)
• Radio Division BuSE Navy Dept. Washington D.C. Radio Telegraph Motor Buzzer Type SE-3558 (110V) & SE-3629 (220V) 1918 full size sheets (sheet 3 of 5)
• Radio Division BuSE Navy Dept. Washington D.C. Radio Telegraph Motor Buzzer Type SE-3558 (110V) & SE-3629 (220V) 1918 full size sheets (sheet 4 of 5)
• Radio Division BuSE Navy Dept. Washington D.C. Radio Telegraph Motor Buzzer Type SE-3558 (110V) & SE-3629 (220V) 1918 full size sheets (sheet 5 of 5)

• Radio Division BuSE Navy Dept. Washington D.C. Impedance Type SE-3559A Assembly 1919 full size sheets (sheet 1 of 4)
• Radio Division BuSE Navy Dept. Washington D.C. Impedance Type SE-3559A Assembly 1919 full size sheets (sheet 2 of 4)
• Radio Division BuSE Navy Dept. Washington D.C. Impedance Type SE-3559A Assembly 1919 full size sheets (sheet 3 of 4)
• Radio Division BuSE Navy Dept. Washington D.C. Impedance Type SE-3559A Assembly 1919 full size sheets (sheet 4 of 4)

• Radio Division BuSE Navy Dept. Washington D.C. Stand For Motor Buzzer Sets 1918 full size sheet (sheet 1 of 1)

• Radio Division BuSE Navy Dept. Washington D.C. Booth Protecting Relay 1919 full size sheet (sheet 1 of 9)

• Radio Division BuSE Navy Dept. Washington D.C. Schematic Wiring Diagram of Type SE-3558 & 3629 Motor Buzzer Transmitters 1919 mid size sheet (sheet 1 of 1)

• Federal Telegraph Coompany, Instructions for Models "K" & "Q" 2 KW Arc Radio Transmitters 1919, including drawings & photos 8"x11" for:
  • Outline 2 KW Arc Converter Type CT-1461 1919
  • Outline 2 KW Arc Converter Type CT-1461 and Water Pump 1919
  • Outline of Anode Insulating Disc and Gasket Type CT-1464 2 KW Arc Converter 1919
  • Outline of Anode Tip and Gasket Type CT-1463 2 KW Arc Converter 1919
  • Outline of Carbon Electrode Type CT-1466 2 KW Arc Converter 1919
  • Water Circulation Diagram 2 KW Arc Converter 1919
  • Outline of Antenna Loading Inductor Type CT-1470 2 KW Arc Converter 1919
  • Outline of Variometer Type CT-1479 2 KW Arc Converter 1919
  • Outline of Send-Ground Receive Switch Type CT-1475 2 KW Arc Converter 1919
  • Outline of Back Shunt Relay Key Type CT-1471 2 KW Arc Converter 1919
  • Outline of Chopper Type CT-1476 2 KW Arc Converter 1919
  • Outline of Auxiliary Hand Key & Contact Type CT-1474 & Contact SE-507 2 KW Arc Converter 1919
  • Outline of Morse Hand Key Type CT-1576 & Contact SE-505 2 KW Arc Converter 1919
  • Outline of Chopper Transfer Switch 2 KW Arc Converter 1919
  • Outline of Back Shunt Circuit Type CT-1472 2 KW Arc Converter 1919
  • Outline of Cooling Water Tank Type CT-1467 2 KW Arc Converter 1919
  • Outline of Centrifugal Pump Type CT-1468 2 KW Arc Converter 1919
  • Outline of Radio Frequency Ammeter Panel Type CT-1477 2 KW Arc Converter 1919
  • Outline of Series antenna condenser Type CT-1494 2 KW Arc Converter 1919
  • Outline of Pressure Regulator for 2 KW Arc Converter 1919
  • Outline of Low Power Resistor Type CT-1478 2 KW Arc Converter 1919
  • Outline of Spare Parts Boxes Models Q, K, X 2 KW Arc Converter 1919
  • Wiring Diagram 2 KW Arc Converter 1919
  • Wiring Diagram Hand Starting Panel 2 KW Arc Converter 1919
  • Outline of Arc Control Panel Type CT-1469 2 KW Arc Converter 1919
  • Outline of Motor Generator Type CB-1438 2 KW Arc Converter 1919
  • Outline of Hand Starting Panel 2 KW Arc Converter 1919
  • Outline of Generator Field Rheostat 2 KW Arc Converter 1919

• Lowenstein Radio Co., Index Sheet for 5 KW Quench Spark Gap Radio Sets, 1916, including drawings 8"x11" (except where indicated) for:
  • Switchboard Type K 2 & 5 KW Radio Set F. Lowenstein
  • DC Automatic Starter Type Indust. Control Co. 5 KW Radio Set F. Lowenstein
  • Transfer Switch Panel Type-Cutler Hammer 5 KW Radio Set F. Lowenstein
  • DC Hand Starter Type Indust. Control Co. 5 KW Radio Set F. Lowenstein
  • Dimensions Crocker Wheeler Motor Generator furnished by F. Lowenstein with 5 KW Radio Set
  • Assembly Crocker Wheeler Motor Generator furnished by F. Lowenstein with 5 KW Radio Set
  • Connection Diagram Crocker Wheeler Motor Generator furnished by F. Lowenstein with 5 KW Radio Set
  • Motor Gen. Protec Device Type N.Y.P. Style #1 2 & 5 KW Radio Set F. Lowenstein
  • Motor-Generator Spare part box 5 KW Radio Set F. Lowenstein
  • Relay Sending Key Type "B" 2 & 5 KW Radio Set F. Lowenstein
  • Hand Sending Key Type "A" 2 & 5 KW Radio Set F. Lowenstein
  • 5 KW 500 cycle radio transformer Type-AM Transform. Co. F. Lowenstein
  • Transform. Protec. Device Type N.Y.P. Style #2 2 & 5 KW Radio Set F. Lowenstein
  • Quenched Spark Gap Type A-16-G 5 KW Radio Set F. Lowenstein
  • Quenched Spark Gap Tubular Unit Type G 2 & 5 KW Radio Set F. Lowenstein
  • Directions for disassembling Spark Gap Unit Types F; G; Radio Set F. Lowenstein
  • Directions for Assembling Spark Gap Unit Types F; G; Radio Set F. Lowenstein
  • 4 Unit Rack for Dubilier Con Type P116 M.F. 004 2 & 5 KW Radio Set F. Lowenstein
  • Antenna Switch Type H 2 & 5 KW Radio Set F. Lowenstein
  • Lightning Switch Type H 5 KW Radio Set F. Lowenstein
  • Aerial Ammeter Weston Model-400 Type 3 5 KW Radio Set F. Lowenstein
  • Miscellaneous Spare Part Box 2 & 5 KW Radio Set F. Lowenstein
  • Unit Assembly full-sized drawing 5 KW Radio Set F. Lowenstein

• Kilbourne & Clark Mfg. Co., U.S. Navy 1/2 KW Radio Transmitter Type CE 606A Manual, 1917, including drawings/photos 8"x11" (except where indicated) for:
  • Fish Paper Gasket KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Locking Device & Shaft, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Inner Contact Arm, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Electrose Bushing with Lock Ring, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Contact Arm, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Plunger for Wave Changer, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Rod Supports (Secondary Contactor), KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • Contact, KS-942, Details of Spare Parts 1/2 KW Navy Radio Transmitter
  • 1/2 KW 500 cycle Motor Generator Type G, KS-942 1/2 KW Navy Radio Transmitter
  • 1/2 KW 500 cycle Motor Generator Type G, KS-942 1/2 KW Navy Radio Transmitter (outside view)
  • Connection Diagram 1/2 KW 500 cycle Motor Generator Type G, KS-942 1/2 KW Navy Radio Transmitter

• Kilbourne & Clark Mfg. Co., U.S. Navy 1 KW Radio Transmitter Manual Type CK 621, 1917, including drawings/photos 8"x11" (except where indicated) for:
  • 1-KW DC Motor Driven Naval Auxiliary Transmitter Wiring Diagram (large foldout page), HS 988A
  • 1 & 2 KW Radio Transmitter Power Panel Schematic Wiring Diagram, HS 985
  • Actual Wiring Diagram for 1 & 2 KW Radio Telegraph Power Panel (large foldout page), HS 1041
  • The Electric Controller & Mfg. Co., 2 KW Auto Motor Starter, Type No. C.E.C. 206
  • Connection Diagram Type CB 235 & 232 Crocker Wheeler
  • Assembly & Connections 1 KW Navy Type Radio Transformer Type Cat.517, KS 1040
  • Assembly Crocker Wheeler Motor Generator
  • Dimensions Crocker Wheeler CB 232 Motor Generator
  • 1 KW Navy Radio Transmitter Motor Generator Details of Brushholder, DS 1057, Sheet 1 of 2
  • 1 KW Navy Radio Transmitter Motor Generator Details of Brushholder, DS 1057, Sheet 2 of 2
  • The Electric Controller & Mfg. Co., Type A Series Magnetic Contactor
  • 1 KW Navy Radio Room Panel Automatic Starter Contacts, ES 941
  • 1 & 2 KW Navy Radio Transmitter Carbon Contacts for Double & Single Pole Circuit Breaker, ES 941
  • 1 & 2 KW Navy Radio Transmitter Copper Contact for Single & Double Pole Clapper Switches, ES 941
  • 1 & 2 KW Navy Radio Transmitter Starting Resistance Terminal, ES 1033, sheet 1 of 2
  • 1 & 2 KW Navy Radio Transmitter Starting Resistance Terminal, ES 1033, sheet 2 of 2
  • 1 & 2 KW Navy Radio Transmitter Auxiliary Hand Key Type SE-68, KS-926
  • 1 & 2 KW Navy Radio Transmitter Hand Key Knob, KS-926
  • 1 & 2 KW Navy Radio Transmitter Contact (details of spare parts), KS-926
  • 1-KW Navy Radio Transmitter Quenched Spark Gap Assembly, KS-927
  • 1-KW Navy Radio Transmitter Quenched Spark Gap Details, KS-927
  • 1 & 2 KW Navy Radio Transmitter Details of Spark Gap, KS-927
  • 1-KW Navy Radio Transmitter Details (bolt for spark gap), KS-927
  • 1-KW Navy Radio Transformer, KS-925
  • 1 & 2 KW Navy Radio Transmitter Dimensions of .004 MF Mica Condenser, KS-922
  • 1 & 2 KW Navy Radio Transmitter Dimensions of protective device, KS-934
  • 1 & 2 KW Navy Radio Transmitter Antenna Send-Receive Switch, Type L, Made by Marconi Wireless Telegraph Co., KS-983
  • 1 & 2 KW Navy Radio Transmitter Drilling for Radio Frequency Ammeter, KS-933
  • 1 & 2 KW Navy Radio Transmitter Lightning Switch Assembly, KS-944
  • 1 & 2 KW Navy Radio Transmitter Tone Tester, KS-935

• Kilbourne & Clark Mfg. Co., U.S. Navy 2 KW Radio Transmitter Manual Type SE 1230, 1918, including drawings/photos 8"x11" (except where indicated) for:
  • 2 KW Navy Radio Transmitter Type SE-1230 Schematic Wiring Diagram, S-1127
  • 2 KW Navy Radio Transmitter Type SE-1230 Panel Wiring Diagram, S-1127
  • The Electric Controller & Mfg. Co., 2 KW 120 VEC&M Hand Starter
  • Diagram for Type CAJ 600 2KW & 601 1KW HC Type DI 2 +1 500 cycle set, Holtzer Cabot Electric Co
  • American Transformer Co., Newark, NJ, Assembly and Connections 2 KW Navy Type Radio Transformer Type CAT463
  • Outline of Type No. CAJ600 2KW HC Type DI2-500 Cycle Motor Generator Set Holtzer Cabot Electric Co
  • Detail of Type No. CAJ600 2KW & 601 1KW HC Type DI2-500 Cycle Motor Generator Set Holtzer Cabot Electric Co
  • Detail (sheet 3 of 3) of Type No. CAJ600 2KW & 601 1KW HC Type DI2-500 Cycle Motor Generator Set Holtzer Cabot Electric Co
  • The Electric Controller & Mfg. Co., 2 KW 120 V Auto Starter
  • The Electric Controller & Mfg. Co., 2 KW 120 VEC&M Hand Starter, Outline Dimensions
  • The Electric Controller & Mfg. Co., Type A Series Magnetic Contactor
  • 2 KW Radio Room Panel Automatic Starter Contacts, S-1140
  • 1 & 2 KW Navy Radio Transmitter Carbon Contacts for Double & Single Pole Circuit Breaker, ES 941
  • 1 & 2 KW Navy Radio Transmitter Auxiliary Hand Key Type SE-68, KS-926
  • 1 & 2 KW Navy Radio Transmitter Hand Key Knob, KS-926
  • 1 & 2 KW Navy Radio Transmitter Contact (details of spare parts), KS-926
  • Key Radio Relay Type SE-137B, S-1141
  • 2 KW Self Cooled Quenched Spark Gap Unit Assembly, (sheet 1 of 2) S-1142
  • 2 KW Self Cooled Quenched Spark Gap Unit Assembly, (sheet 2 of 2) S-1142
  • Spark Gap Motor Frame 103
  • Spare Parts for Spark Gap Motor Frame-103
  • Outline Dimensions of 2 KW Navy Type Radio Transformer Type CAT463 by American Transformer Co, Newark, NJ
  • Dubilier Condenser Co., Inc., NY, Mica Transmitting Condenser, Type CD 158
  • 1 & 2 KW Navy Radio Transmitter Dimensions of Protective Device Type CD53A Made by Dubilier Condenser Co, KS-934
  • Antenna Switch For Sending & Receiving, Type SE-165, KS-983
  • 2 KW Navy Radio Transmitter Drilling for Radio Frequency Ammeter, KS-933
  • 1 & 2 KW Navy Radio Transmitter Lightning Switch Assembly, KS-944
  • 1 & 2 KW Navy Radio Transmitter Tone Tester, KS-935

• International Radio Telegraph Co., 1 KW Panel Transmitter Manual Type SE-1075, 1918, including drawings 8"x11" (except where indicated) for:
  • 1 KW Navy Auxiliary Set Type SE-1075, Wiring Diagram (large foldout page)
  • Overall dimensions Spare Part Boxes for Panel Radio Transmitter Type SE-1075
  • Overall dimensions Panel Radio Transmitter Type SE-1075
  • Assembly Crocker Wheeler CB 232-236 1 KW Motor Generator Set
  • Connection Diagram Type CB 235 & 232 Crocker Wheeler
  • Stator winding diagram, size 1-AUS, Type CB 232, Crocker Wheeler Co.
  • Overall dimensions Generator Type CB232B for Panel Radio Transmitter Type SE-1075
  • Spare parts (Motor Field Coil) Motor-generator Type CB232B
  • Spare parts (Brush Holder, spring, and brush) Motor-generator Type CB232B
  • Spare parts (ball bearings, brush holder stud) Motor-generator Type CB232B

• Kilbourne & Clark Mfg. Co., U.S. Navy 1 KW Radio Transmitter Manual Type CK 621, 1917, including drawings/photos 8"x11" (except where indicated) for:
  • DUPLICATE MANUAL, SAME AS NOTED ABOVE

• Wireless Improvement Company, U.S. Navy 2 KW Radio Transmitting Equipment, Type SE-1205, 1917, including drawings 8"x11" (except where indicated) for:
  • 2 KW Transmitter Type SE-1205, Connection Diagram (large foldout page)
  • Assembly-Dimension drawing, Inductance system, Condenser units, quenched gap & condenser mounting, quenched gap units, SE-1205 (large foldout page)
  • Dimension Drawing Transformer CAT 463 by American Transformer Co.
  • Quenched Spark Gap Unit, 2 KW Transmitter, Type SE-1205
  • Quenched Spark Gap Wrench Dimension Drawing, 2 KW Transmitter, Type SE-1205
  • Quenched Spark Gap Test Rod Dimension Drawing, 2 KW Transmitter, Type SE-1205
  • Quenched Spark Gap Unit Assembling Base Dimension Drawing, (large foldout page), SE-1205
  • Rotary Spark Gap Dimension Drawing, Type SE-64, (large foldout page)
  • Insulators for Rev. Electrodes, Dimension Drawing
  • Insulating lock-nut for revolving electrodes
  • Insulating ring for electrodes
  • Stat'n'ry & Rotary Electrodes Dimension Drawing
  • Spanner Wrench for Rotating Electrode Lock Nut
  • Tone Tester Type SE-84A (both tap switch and detector on same side of instrument)
  • Aerial Ammeter Dimension Drawing, Type CAR883, Roller Smith Co
  • Hand Key, Type SE-68A, Dimension Drawing
  • Antenna Send-Receive Switch SE-165, Dimension Drawing
  • Lightning Switch Type SE-163, Dimension Drawing
  • Spare Part Box Overall Dimension Drawing
  • Condenser Unit Type CD-158, Dimension Drawing (large foldout page)
  • Switch Board Dimension Drawing, (large foldout page) Type SE-81B
  • Dimensions of Protective Device Type CD53A Made by Dubilier Condenser Co. (large foldout page)
  • Auxiliary Generator Field Rheostat Dimension Drawing (large foldout page)
  • Motor Generator Dimension Drawing Crocker Wheeler CB-226 (large foldout page)
  • Motor Generator Detail Drawing Crocker Wheeler CB-226 (large foldout page)
  • Motor Generator Journal Box Dimension Drawing Crocker Wheeler CB-226
  • Motor Generator Wiring Diagram Drawing Crocker Wheeler CB-226
  • Motor Generator Brush Drawing Crocker Wheeler CB-226
  • Automatic Starter Dimension Drawing, Industrial Controller Co.
  • Automatic Starter Start-Stop Switch, Industrial Controller Co.
  • Automatic Starter Replaceable Parts, Industrial Controller Co. (large foldout page)

• Kilbourne & Clark Mfg. Co., U.S. Navy 1 KW Radio Transmitter Manual Type SE-1060A, 1919, including drawings 8"x11" (except where indicated) for:
  • 1 KW Navy Radio Transmitter Type SE-1060, Wiring Diagram (large foldout page), HS-1152
  • DC Automatic Starter for Navy Radio Sets Panel Type Line Switch Control, Industrial Controller Co., Milwaukee, WI
  • Connection Diagram CB235 and CB232 Crocker Wheeler Co.
  • Assembly & Connections 1 KW Navy Type Radio Transformer Type CAT 517, American Transformer Co.
  • Assembly Type CB 232-236 1 KW Radio Motor Generator Set
  • Dimensions Motor Generator Type CB-232 Crocker Wheeler Co.
  • Details of brush holder Motor Generator Type CB-232 Crocker Wheeler Co.
  • DC Automatic Starter for Navy Radio Sets Panel Type Line Switch Control, Industrial Controller Co., Milwaukee, WI
  • 1 & 2 KW Navy Radio Transmitter Carbon Contacts for Double & Single Pole Circuit Breaker, ES 941
  • 1 & 2 KW Navy Radio Transmitter Auxiliary Hand Key Type SE-68, KS-926
  • 1 & 2 KW Navy Radio Transmitter Contact (details of spare parts), KS-926
  • 1 & 2 KW Self Cooled Quenched Spark Gap Unit Details, S-1142
  • 1 & 2 KW Self Cooled Quenched Spark Gap Unit Assembly, S-1142
  • Overall Dimensions 1 KW Navy Type Radio Transformer Type CAT 517, American Transformer Co.
  • Dubilier Condenser Co., Inc., NY, Mica Transmitting Condenser, Type CD 158
  • 2 KW Navy Radio Transmitter Dimensions of Protective Device, Type CB-872, Dubilier Cond. Co.
  • Antenna Switch For Sending & Receiving, Type SE-165, KS-983
  • 1 & 2 KW Navy Radio Transmitter Lightning Switch Assembly, KS-944

• The Electro-set Co., Handy Book and Catalogue, Edition B-2, no date

• The Economic Electric Co., Illustrated Catalog and Price List of Electrical Apparatus, no date

• William B. Duck Co., Catalog No. 14, Radio Instruments, no date

• Manhattan Electrical Supply Co., Catalogue 28, no date

• Manhattan Electrical Supply Co., Catalogue 12, no date

• Clapp Eastham Co., Radio Telegraph Electrical and Laboratory Apparatus, 1920

• Clapp Eastham Co., Bulletin Z.R., no date

• Societe Anonyme des Condensateurs de Trevoux (France), Resistances Rheostats Selfs variables a curseur, 1920

• Societe Anonyme des Condensateurs de Trevoux (France), Resistances Rheostats a curseur, 1928

• Unattached Emil J. Simon, NY, equipment photographs:
  • Simon "Airways" 1921 5 KW transmitter front view
  • Simon "Airways" 1921 5 KW transmitter side view
  • Simon "Airways" 1921 5 KW transmitter other side view
  • Simon Army Type B Receiver, left side perspective with cover removed
  • Simon army Type B Receiver, front perspective with cover on
  
  

• Preliminary Specifications for 5 K.W. Quenched Spark Radio Equipment, Emil J. Simon, 1920 (no drawings)

• Preliminary Specifications for 8/16 K.W. Elwell Arc Radio Equipment, Emil J. Simon, undated (no drawings)

• Preliminary Specifications for 16/42 K.W. Elwell Arc Radio Equipment, Emil J. Simon, undated (no drawings)

• Emil J. Simon, NY, U.S. Navy 1 KW Panel Radio Set (1918) instruction manual, CE-861, with photos, no schematic or drawings

• Thos. E. Clark Electrical Laboratory of Detroit Michigan (TECLA), 6 page string bound catalog with full page half tone cuts of panel type quenched gap type spark transmitter 1/2 to 2 KW, and radio receiving set. Undated, but probably 1915-1918 vintage.

• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Front View Assembly (sheet 1 of 16, all full-size blueprints)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Right Side View Assembly (sheet 2 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Right Side View Assembly (sheet 2 of 16, dupl. on onionskin)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Rear View Assembly (sheet 3 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Spark Gap Rack Assembly & Details (sheet 4 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Inductance Switch Assembly (sheet 5 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Inductance Switch Details (sheet 6 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Condenser Switch Assembly (sheet 7 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Condenser Switch Short Wave Details (sheet 8 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Primary Spiral, final revision (sheet 9 of 16)
• no sheet 10
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Variometer Loading Coil(sheet 11 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Lower Loading Coil (sheet 12 of 16, torn into two pieces)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Loading Coils Details (sheet 13 of 16)
• no sheet 14
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Panel (sheet 15 of 16)
• Kilbourne & Clark 1/2-1 KW Simpson Radio Transmitter Quenched Gap, Panel & Frame details (sheet 16 of 16)

• Kilbourne & Clark 250 W Simpson Transmitter Loading Coil Assembly & Details (sheet 7 of 7)

• Kilbourne & Clark 250 W Simpson Transmitter 500 Cycle Motor Generator (sheet 2 of 4)

• Kilbourne & Clark 250 W Simpson Transmitter Wave Changing Switch & Assembly Details (sheet 4 of 7)

• Kilbourne & Clark 250 W Radio Transformer

• Kilbourne & Clark 250 W Radio Transformer Assembly & Details (portion of sheet missing)

• Kilbourne & Clark 250 W Simpson Transmitter Protective Device & Front Panel (portion of sheet missing)

• Kilbourne & Clark 1/2 KW transmitter, parts changed in converting to 1 KW

• Kilbourne & Clark 1 KW Transmitter Spark Gap & Condenser assembly (portion of sheet missing)

• Certificate of Registration 11/21/42 FCC Marconi E2 SN 82 (wartime transmitter registration certificate)

• Certificate of Registration 11/21/42 FCC WSA Co. CR 1126 SN 386 (wartime transmitter registration certificate)

• Annaka Electric Works, 1KW quenched gap set wiring diagram blueprint, small size

• Annaka Electric Works, blueprint diagram for early tube receiver

• John Firth Co., instructions, wiring diagram, and calibration curves for Type D Kolster Decremeter

• Wireless Improvement Company, instructions, wiring diagram, and calibration curves for SE-392 Radio Wavemeter, including calibration record slips from Mare Island Naval Station

• Kilbourne & Clark Navy Specification silver gelatin photo showing relay key, hand key, tone tester, and aerial ammeter

• Kilbourne & Clark Navy Specification silver gelatin photo showing lightning switch and antenna send-receive switch

• Kilbourne & Clark Navy Specification silver gelatin photo showing hand key and tone tester

• Kilbourne & Clark Navy Specification silver gelatin photo showing lightning switch and antenna send-receive switch (heavy)

• Kilbourne & Clark Navy Specification cyanotype photo 1/2 KW transmitting set

• Kilbourne & Clark Navy Specification cyanotype photo 1 KW transmitting set

• Kilbourne & Clark One Kilowatt Radio Telegraph Equipment Manual with wiring diagram

• Kilbourne & Clark 500 Watt Simpson Radio Transmitter Manual with wiring diagrams for short and long wave sets

• Marconi Wireless Telegraph Company of America Transmitter Manual (1916) for the P-5 and 106 receiver including 8" x 11" drawings (except where indicated) for:
  • Type 106 receiver front view panel
  • Elementary wiring diagram receiver Type 106
  • Type SH Antenna Switch for 1/2 KW 500 cycle radio set Type P-5
  • Instrument connections for 1/2 KW 500 cycle radio set Type P-5
  • Primary condensers for 1/2 KW 500 cycle radio set Type P-5
  • 30 Amp. Switch for Half KW 500 cycle panel sets
  • Quenched gap for for 1/2 KW 500 cycle radio set Type P-5
  • Connection diagram for Weston Thermo-Ammeter Model #269 indicataing instrument with Weston Heating Element Model #269 for 1/2 KW P-5 Panel Set
  • Shortwave Condenser for 1/2 KW 500 cycle radio set Type P-5
  • Short Circuiting clip for 1/2 KW Quenched Gap
  • Key for 1/2 KW 500 Cycle Radio Set Type P-5 ("Roadmap" Key)
  • Control Panel for 1/2 KW 500 Cycle Radio Set Type P-5
  • Starting and Stopping Resistance for 1/2 KW 500 Cycle Radio Set Type P-5
  • Transformer for 1/2 KW 500 Cycle Radio Set Type P-5
  • Carbon Brushes for Crocker-Wheeler Motor Generator; 1/2 KW 500 cycle 1/2 D-12-M
  • Quenched Spark Gap Short-Circuiting Rod for 1/2-, 2-, and 5 KW sets
  • Section of motor generator for 1/2 KW 500 Cycle Radio Set Type P-5
  • Transformer adjustments for 1/2 KW 500 Cycle Radio Set Type P-5
  • Assembly of Radio Set for 1/2 KW 500 Cycle Radio Set Type P-5 (8" x 22")
  • Elementary wiring diagram for 1/2 KW 500 Cycle Radio Set Type P-5 (8" x 22")

• Lowenstein Radio Company, Inc. Instructions for Installation, Care and Operation of 1/2 KW Radio Sets (CM 296-C), 1919, including cyanotype photos and 8" x 11" drawings (except where indicated) for:
  • Wiring diagram for 1/2 KW radio set type CM296-C (oversized sheet)
  • 1/2 KW radio set right side front view
  • 1/2 KW radio set right side rear view
  • 1/2 KW radio set left side front view
  • 1/2 KW radio set left side rear view
  • 1/2 KW radio set power unit (oversized sheet)
  • 1/2 KW radio set side view right
  • 1/2 KW radio set side view left
  • 1/2 KW radio set rear view
  • 1/2 KW radio set front view
  • 1/2 KW Motor Generator Type CB 233 Crocker Wheeler (oversized sheet)
  • Connection Diagram Motor Generator Type CB 233
  • 1/2 KW Gap Unit with Assly Base & Wrench
  • 1/2 KW Antenna Switch Type SE 944 (oversized sheet)
  • 1/2 KW Lightning Switch Type SE 1499
  • Hand Key Type SE 923
  • 1/2 KW Radio Transformer and Reactance Type CAT 518
  • Mica Transmitting Condenser Type CD 158A Dubilier Condenser Co, Inc.
  • Spare Parts Box 1/2 KW Radio Set
  • Template 1/2 KW Radio Set for laying out radio room (wt. 400 lbs. approx)
  • Templates for laying out radio room showing footprint dimensions of all accessories
  • cyanotype SE 1499, CD 158, SE 908
  • cyanotype SE 994, SE 923
  • cyanotype 1/2 KW radio set radio unit and power unit side by side (free sheet)
  • cyanotype 1/2 KW radio set left side front view (free sheet)
  • cyanotype 1/2 KW radio set left side front view (free sheet)
  • cyanotype 1/2 KW radio set right side rear view (free sheet)
  • cyanotype 1/2 KW radio set right side front view (free sheet)

Last Updated February 9, 2006