Section V
Signal


Signal

  Categories Part I Part II Part III
1 Airborne Radio 1 160 -
2 Airborne Radar 8 164 -
3 Ground Radio 11 166 212
4 Ground Radar 33 170 -
5 Vehicular Communications Equipment 35 172 214
6 Wire Communications Equipment 38 174 215
7 Test and Measuring Equipment 58 180 216
8 Miscellaneous Power Equipment 78 182 220
9 Radio and Wire Communications' Components 82 184 221
10a Vacuum Tubes - Receiving Type 95 186 223
10b Vacuum Tubes - Transmitting Type 108 190 224
10c Vacuum Tubes - Special Purpose and Rectifier 115 192 225
11a Dry Batteries 121 194 226
11b Storage Batteries 123 196 -
12 Wire and Cable 124 198 227
13 Photographic Equipment 131 202 228
14 Meteorlogical Equipment 140 204 -
15 Miscellaneous 147 206 229


Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Adaptors 1 24 174-175 20 - - Antennae (Continued) 35 31
11 2-6 - - - 59 3
35 20 - - - - Antenna & Associate Equipment 28 30 - - - -
43 8 - - - - Antenna Equipment 2 3-15 160-161 9-12 -
58 2-4 - - - - 25 3, 17 - - -
82 2-4 - - - - Approach Equipment, Ground Control 9 2 - - - -
132 6 - - - - Arch 147 3 206-207 2 - -
Address Set, Public 38 2-3 174-175 2 - - Arm, Pen 145 7 - - - -
Aerial, Artificial 1 25 - - - - Assemblies 2 16 - - - -
Alignment Equipment 35 30 - - - - 33 32 - - - -
Alignment Tools 1 26 160-161 8 - - 59 8 - - - -
56 17 - - - - Assembly 2 17 - - - -
158 17 - - - - 82 9 - - - -
Alternators, Diesel engine 78 2-7 - - - - Associate Equipment (see Antenna & Associate Equipment) 28 30 - - - -
Ammeters 35 21 - - - -
58 5-10 - - - - Attenuator, Adjustable 59 9 - - - -
82 5 - - - - Auger 38 11 - - - -
Amphenol 82 6-8 - - - - Auto-Transformers 78 8-9 - - - -
Amplifier Equipment 11 20 - - - - Axe 56 18 - - - -
Amplifiers 1 27-31 - - 212 2 Axle 38 12-15 174-175 4-5 - -
8 22 - - 124 2 198-199 2 - -
11 7-10 - - - - Bag 12 9-10 - - - -
21 12 - - - - 147 4 - - - -
22 7 - - - - Balloons 140 4-6 - - - -
38 4-7 - - - - 142 9-10, 16 - - - -
58 11-15 - - 216 2-4 145 16,19-20 - - -
70 12 - - - - 144 2-5 - - -
147 2 - - - - 145 5 - - - -
Analyzers 58 16-27 180-181 2-3 - - Balls 82 11 - - - -
Analysts, Meissner 58 28 - - - - Bands 147 5-6 206-207 3 - -
59 2 - - - - Bandage 147 7 - - - -
Anchor 38 8-9 - - 215 2 Barograph 141 10 - - - -
Anemograph, non-electrical 140 2 - - - - Barometer 141 8-14 - - - -
Anemometer 142 13 204-205 3 - - 145 8 - - - -
142 15 - - - - Bars 27 24 206-207 4 - -
143 4 - - - - 38 16-19 - - - -
Antennae 11 21-52 166-167 4-11 216 5 147 8-9 - - - -
11 34-35 - - - - Batteries 18 15 - - - -
12 2-5 - - - - 25 22-24 - - -
20 5 - - - - 53 13,21 - - - -
25 19-21 - 69 2 - - -

--i--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Batteries, Dry 121 - 194 - 226 - Boxes (Continued) 12 12 - - - -
122 - 195 - - - 26 32 - - - -
Batteries, Storage 123 2-31 196-197 - - - 35 33 - - -
140 15 - - - - 36 2-3 - - - -
147 10 - - - - 39 4-7 - - - -
Battery Charging Unit 25 4, 25-26 - - - - 59 4-5 - - - -
60 13-22 - - - -
27 16-17 - - - - 82 15 - - - -
Bearings 79 12 - - - - 88 3, 5 - - - -
82 14 - - - - 124 4 - - -
Belts 38 20 174-175 6 - - Braces 39 8 174-175 10 229 3
56 19 - - - - 148 4-5 - - - -
Binder, Pole 46 12 - - - - Bracket 39 9 - - - -
Bit 147 11-12 - - - - Bridges 59 12-22 - - - -
Bit Equipment 38 24 - - - - 60 1-12 - - - -
150 10 - - - - 75 10 - - - -
Blades 147 13 - - - 29 14 - - -
Blocks 12 11 - - - - 30 18 - - - -
82 14 - - - - Bridge Unit 39 10 - - - -
84 7 - - - - Brushes 39 11 206-207 6 - -
147 14-15 - - - - 148 6-7 - - - -
Block Equipment 38 21 - - - - Bucket 39 12 - - - -
Block Pulley 38 22 - - - - Bulbs (See Lamps, also) 82 16
Block & Tackle (See Block Set, & Block & Tackle) 38 23 148 8-12 - - - -
Bushing, Carbon 78 10 - - - -
Block Set, & Block and Tackle 38 23 - - - - Buzzers 39 13 - - - -
Blotter 147 16 - - - - Cabinets 22 20 - - -
Blower 33 34 - - - - 39 14 - - - -
Boards 39 2 - - - - Cable (See Wire and Cable) 2 23 198-199 3-6 227 2
147 17 - - - - 3 2-3 - - - -
Bolts 39 3 174-175 7 229 2 8 24 - - - -
147 18-22 - - - - 20 4 - - - -
Books 52 18-19 - - - - 25 27-29 - - - -
141 9 - - - 27 18-23 - - - -
142 6 - - - - 28 31 - - - -
147 23 - - - 29 23 - - - -
Boom Equipment 35 32 - - - - 39 15-16 - - - - -
Bottles 148 2 - - - - 62 9 - - - -
Bowls 148 3 206-207 5 - - 82 17-20 - - - -
Boxes 2 20-22 174-175 8-9 - - 83 1-4 - - - -
3 11-13 - - - 124 19-31 - - - -

--ii--

Item Description Part I Part II Part III Item Description Page I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Cable (Continued) 125-131 2-282 -- -- -- -- Charging Sets (See Charging Plants, Charging Stations & Storage Battery) 28 32 - - - -
Cable Assembly 124 5-16 - - - -
Cable Assembly Groups 2 24 - - - - Chart, Calibrating (See Nameplates & Calibrating Charts) 20 7 - - -
Cable Stub 124 17-18 - - - -
Cage 148 13 206-207 7 - - Checker 61 15-18 - - - -
Calibrators 61 2-6 - - 216 11 Chemicals 132 16-23 - - -
62 7 - - - - Chests 12 13-18 206-207 10-11 229 4
Cameras 131 3-23 - - 228 2
132 2-4 - - - - 148 19-20 - - - -
Candle 143 6 - - - Chest Sets 40 17 174-175 11 - -
Cans 148 14 - - - - Chips Quassia 148 21 506-207 12 - -
Capacitances 61 7-10 - - - - Chisel 148 22 - - - -
Capacitors (See Condensers, also) 8 25 184-185 2 221 2 Circuit 64 20 - - - 222 11
22 9 - - - - 94 1 - - - -
83 5 - - - - Clamps 4o 18-21 174-175 12-13 229 5
Caps 83 6-11 - - - - 83 15 198-199 10 - -
148 15 - - - - 126 2 - - - -
Capsules 52 17 - - - - 149 2-4 - - - -
56 15 - - - - Climbers 41 2 174-175 14 - -
Car 39 17 - - - - Clinometer 132 10 202-203 4 - -
Carriers 12 13 166-167 12 - - 143 11 - - - -
125 29-31 198-199 7 - - Clippers 41 4 - - - -
148 16 506-207 8 - - Clips 41 3 206-207 13 - -
Cart, Reel 125 32 198-199 8 - - 83 16-20 - - - -
Cases 12 14 198-199 9 - - 132 11 - - - -
19 36 506-207 9 - - 149 5 - - - -
40 16 - - - - Clock 12 19 - - - -
83 12, 14 - - - - 143 3, 18 - - - -
125 33 - - - - Cloth 149 6-7 - - - -
132 7-8 - - - - Cock 142 12 - - - -
142 7 - - - - 144 16 - - - -
148 17 - - - - Code Practice Equipment 3 5 174-175 15-16 - -
Casing 84 5 - - - 41 5-10 - - - -
Cells 132 9 202-203 - - Coils 3 6 198-199 11-12 221 3
138 17,20 - - - - 13 2-9 - - - -
140 7-9 - - - - 20 15 - - -
Cement, Neoprene 148 18 - - - - 22 8 - - - -
Chaff, Rope 3 4 - - - - 23 9 - - - -
Chanalysts 61 11-14 - - 216 6-7 83 21-27 - - - -
Charges, Calcium Hydrite 145 4 - - - - 84 2-4 - - - -

--iii--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Coils (Continued) 126 3-6 - - - - Cord (Continued) 126 7-12 - -
Color 141 2 - - - - 149 13 - - -
Compass Components, Wire (See Wire Components) 3 7-10 - - - - Cordage 41 22 - - -
5 16,17 - - - - 126 13-15 - - - -
94 18 - - - - Cores 84 18-198
Composite & Terminating Equipment 41 13 - - - - Coupling 142 - -
(See Terminating Equipment) 144 14 -
Compound 41 11, 12 - - - - 149 14 - - - -
Condensers (See Capacitors, Capacitors and Condensers) 149 8-9 - - - - Coupling Units 84 27 - - - -
Conductol 33 24 180-181 4 - - Cover 3 16 - -
16 12
35 23 - - - - 126 16
61 19-24 - 216 8-10 153 9
62 2-5, 8 - - - - Crank 126 17 - - - -
83 5 - - - - Crate 149 15 206-207 17 - -
132 12 - - - - Cross Arm 41 22 - - 229 6
84 6 - - - - 149 16 - -
Cones 132 13 - - - - Cross-over Units 41 23 - - - -
Connectors Conoscopes 8k 8-12 - - - - Crystals 3 17 - - 221 6-8
89 62 16 - - - - 13 16 - - - -
6 - - - - 20 11 - - - -
Contactors 62 10 - - - - 24 32 - - -
Contacts, Electrical 85 23 - - 36 7 - - - -
Container (See Also Parachute and Container) 149 10 206-207 14 - - 85 1, 3, 7 - - -
90 17-23 - - - -
Control, Midget 84 13-16 - - 221 4 149 18 - - -
Control Set 145 2 - - - - Crystals and Coils 13 17 - - - -
Control Unit 3 14 160-161 13 - - Crystals and holders 22 10 - - 212 23
Converters (See also, Ringing Converters, Machines & Equipment) 41 15 206-207 15 220 4 85 4-5 - - -
62 11 - - - - Crystal Channels 85 2 - - -
79 4 - - - - Crystal Grinding Team Equipment 150 11 - - -
84 17 - - - - Crystal Multiplier Unit 21 13 - - - -
132 14 - - - - Crystal Reprocessing Unit 149 17 - - - -
149 11 - - - - Crystal Units 85 6 - - 221 7
Converter Set 41 14 - - - - Crystal X-Ray Equipment 150 12 - - -
Cord (See Patching Plugs, and Cords) 3 15 166-167 13 221 5 Cups, Anemometer 140 3 - - - -
13 10-15 206-207 16 - - Cushion 3 17 160-161 17 - -
36 4, 5 - - - - 4 12 - - -
41 16-19 - - - - Cylinders, Dictaphone 42 2 - - - -
84 20-26 - - - - Desicant 149 19 - - - -
89 15 - - - - Detector Set 11 13 - - - -

--iv--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Detector Set (Continued) 34 2 - - - - Extractors, Post 86 3 - - - -
149 20 - - - - Eyelets 86 1 - - - -
Developer 132 24 - - - - Facsimile Equipment 13 18 - - - -
Development Models, High Power 35 24 - - - - 42 6-10 - - - -
Device 19 34 206-207 18 - - Fans 86 4 - - -
150 2 - - - - Fasteners 151 5 - - - -
Dials 85 8-14. - - - - Ferrosilicon 86 5 - - - -
Dictaphone 42 3 - - - - 141 3 - - - -
Dielectrics 85 15 - - - - 151 6 - - - -
Dioxide 85 17 - - - - Ferrules 8 27 - - - -
Direction Finder 42 4 - - - - 86 17 - - - -
Discs 42 5 - - - - Filaments 86 6 - - - -
85 16 - - - - File Equipment 150 14 - - - -
Dispenser 126 18 - - - - Files 151 7 - - - -
Distributor, Transmitter, Parts/f 54 7 - - - - Films 133 1-21 - - 228 5-6
Divider 62 13-14 - - - - 134 2-26 - - - -
Drawings 150 3 - - - - 135 2-3, 9-18 - - - -
Drier 132 25-26 - - 228 3
Drill Equipment 150 13 - - - - Filters 13 19 - - - -
Drills 150 4 - - - - 42 11 - - - -
Drive, Speed Gear 85 18 - - - - 62 15,16 - - - -
Drive Unit 85 19 - - - 135 5-8 - - - -
Drums 126 19 - - - - 132 15 - - - -
Drying Fluid 25 30 - - - Finders 13 20 - -
28 7 - - - - 42 12 - - - -
29 11 - - - - Flag Sets 151 8 -
Dust, Iron 85 20 - - - Flashlight 151 9 208-209 2 229 7
Dynamotor Power Unit 35 26 - - - - Flour, Carbon 86 7 - - -
Dynamotors 3 19 - - - - Forks 42 13 - - - -
4 2-4 - - - - 75 11 - - - -
19 5-11 - - - - Formers 86 8 - - -
Ear Moulds 85 22 - - - Forms 151 10 - - -
Earphones 85 21 - - - - Fountain 151 11 208-209 3 - -
Egg 150 5-6 206-207 19 - Frames 13 21-22 - - - -
Elbows 8 26 - - - - 42 14 - - - -
Elements 150 7 - - - - 151 12 - - - -
Enamel 150 8 - - - - Frequency Meter 4 5-7 - - - -
Enlarger 132 27 - - 228 4 9 5 - - - -
138 22 - - - - Frequency Relay 86 9 - - - -
Envelope 150 9 - - - - Frequency Unit 21 7 - - - -
Exciter Unit 86 2 - - - - Fusibles 86 11 184-185 3 - -

--v--

Item Description, Part I Part II Part III Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Fuzeholders (See Holders) 35 28 - - - - Headphones (Continued) 43 9, 10 - - - -
Fuzes 86 10,12 - - - - 87 1-5 - - - -
151 13 - - - - Headphone Set 87 6 - - -
Galvanometer 62 17 - - - - Headset 4 8-11 160-161 14-16 212 7
151 14 - - - - 14 3-11 - - - -
Gaps 86 13 - - - - 36 6 - - - -
Gas, Hydrogen 140 10 - - - 87 7-10 - - -
Gasket 8 28 - - - - Heater 33 26 - - - -
Gauge 141 15 - - - - 34 5 - - - -
151 15 - - - - 87 11 - - - -
Gears 86 14 - - - - Holders (See Crystals and Holders) 22 10 - - 212 23
Generating Sets (See Generators) 9 16 - - 212 6 85 4-5 - - - -
Generators 9 16 - - 212 6 Holders 14 12 208-209 4-5 - -
13 13-21 - - 216 12-17 35 28 - - - -
18 10 - - - - 62 12 - - - -
21 9 - - - - 93 22 - - - -
25 31 - - - - 94 3 - - - -
28 8 - - - - 152 2-3 - - - -
29 3 - - - - Hook 43 11-14 - - - -
62 18-20 - - - - Hose 87 12 - - - -
63 1-33 - - - - 143 5 - - -
64 1-18 - - - - Hybrid & Network Units 43 15 - - -
144 12 - - - - Hydrometer 152 4 208-209 6 - -
145 3 - - - - Hygrothermograph 140 11 - - - -
Gloves 56 20-22 178-179 9 - - Iconoscope 64 19 - - 216 18
Granules, Carbon 86 16 - - - - Indicators 4 14 204-205 4 - -
Grinders 151 18 - - - - 64 21-23 - - - -
Grips 42 15-16 174-175 17 229 8 65 2 - - - -
86 16 - - - - 143 10 - - - -
151 16 - - - - 152 5 - - - -
Grip Set 151 17 - - 229 9 Indicator Equipment 9 7 - - - -
Groundman's Equipment 56 23 178-179 10 - - Inductance, Variable 65 5 - - - -
Ground Units 42 17 - - - - Inductors 65 3, 6 - - - -
Hammer 151 19 - - - - 92 24 - - - -
Handbooks, Pamphlets, Manuals, etc. 151 20 - - - - Ink 140 12 - - - -
Handsets 42 18-19 - - - - Instruments, Testing (See Testing Instruments) 73 8-9 - - - -
86 18 - - - -
Hardware 46 13 - - - - Insulators 4 15 184-185 4 212 8
86 19 - - - - 14 13 - - 221 10
Head and Chest Sets 43 4-7 174-175 18-19 215 4 29 24, 25 - - 229 10
Headphones 14 2 - - 221 9 43 16 - - - -

--vi--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Insulators (Continued) 87 14-19 - - - - Kits (Continued) - 18 12 - - - -
152 6 - - - - 20 8,13 - - - -
Insulating Material 87 20 - - - - 21 6 - - - -
152 7 - - - - 25 18 - - - -
Intercept Control, Radio 43 17 - - - - 26 6-7 - - - -
Interceptors 14 14 - - - - 26 21 - - - -
Interphone Equipment 4 16 - - - - 33 25,27 - - - -
36 8-12 - - - - 35 29 - - - -
Interrupters 43 18 - - - - 44 10 - - - -
Inverters 14 15 - - - - 45 10-14 - - - -
Inverter, Unit 4 17 - - - - 79 2 - - - -
Irons 87 22 - - 229 11 88 6 - - - -
152 8 - - - - 124 3 - - - -
Jackets 87 24 - - - 127 10 - - - -
94 10 - - - - 152 11-15 - - - -
Jacks 43 19-20 - - - - Knives 44 13 - - - -
87 23 - - - - 152 16 - - - -
152 9 - - - - Knobs 18 11 - - 221 12
Jewels 88 1-2 - - - - 87 21 - - - -
Jug 152 10 208-209 7 - - 88 7-10 - - - -
Keyers 14 24 - - - - Laboratory and Test Equipment 73 6 - - - -
26 5 - - - - Laboratory Set 73 15 - - 218 7
28 10 - - - - Ladder 56 24 - - - -
29 26 - - - - Laminations 88 11-12 - - - -
44 11 - - - - Lamps (See Lamps, Signal Equipment, also) 15 7 - - - -
Keying Equipment 14 21 - - - - 20 6 - - - -
Keying Head 14 22-23 - - - - 44 14-19 - - - -
26 3-4 - - - - 65 7 - - - -
28 9, 15 - - - - 88 13-18 - - - -
29 5,6 - - - - 138 18,19 - - -
44 12 - - - - 140 13 - - - -
Keys 4 18 176-177 2-3 221 11 152 17-22 208-209 9 229 13-14
14 16-20 - - - - Lamps and Bulbs (See Bulbs, also) 135 19-28 202-203 5-11 - -
25 33-34 - - - - 136 1-17 - - -
44 2-8 - - - - Lamps, Signal Equipment (See Lamps, also) 44 17 176-177 4 - -
88 4 - - - - 152 23-24 208-209 10-11 - -
Kits (See also, Maintenance Equipment and Kits) 2 2 208-209 8 212 3-5 Lantern 143 7 208-209 12 - -
12 6-8 - - - - 153 2 - - - -
15 2-6, Lenses 136 18-28 - - - -
11-29 - - - - 137 1-5 - - - -
17 2-3, 22 - - - - 139 17 - - - -
153 3 - - - -

--vii--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Lighting Unit 144 9 - - - - Mast Section (Continued) 37 2- 9 - - - -
Line Connector Unit 44 20 176-177 5 - - 89 4 - - - -
Measuring Equipment 65 8 - - - -
Line, Stub Supported 8 29 - - - - Megger 65 9-13 - - - -
Lineman's Equipment 56 25-26 178-179 11 - - Megohmeters 65 14-20 - - 216 19-20
Message Form 153 7 - - - -
Link 88 21 - - - - Meteorological Observation Set 141 7 - - - -
141 5 - - - - 145 11-12 204-205 5- -- --
153 4 - - - -
Link Set, Radio 11 14 166-167 2 - - Meters (See also, Power Meters) 9 8-11 - - - -
Loops, Dictaphone 44 21 - - - - 66 2-28 180-181 6- 7 216 21-23
Loudspeakers 15 8- 9 166-167 14-15 212 9
67 2-25 - - 217 1- 8
2k 6 - - 215 5 Metol, Elon 137 8 - - - -
44 22-23 - - - - Microammeter 67 26, 28-29 - - -
88 22-24 - - - - Micrometer 67 27 - - - -
Lugs 8 30 - - - - Microphones 5 2-10 160-161 18-20 212 10-11
89 1 - - - -
Machines (See also, Ringing Converters, Machines and Equipment; 52 20-21 - - - - 16 2-11 166-167 16-17 221 13-16
137 6-7, 10 - - - -
89 6-14 184-185 5 - -
153 11-16 - - - -
Magnets 89 2 - - - - 153 10 - - -
153 5 - - - - Microphone Unit 5 11 - - - -
Maintenance Equipment, and Maintenance Equipment and Kits 15 13-24 176-177 6 - - Microvolter 68 2- 8 - - 217 9-11
36 13,14 - - - - Milliammeters 68 9-16 180-181 8,9 217 12-13
45 2- 9 - - - -
126 20 - - - - Millivoltmeter 68 17-20 - - - -
Manuals (See Handbooks, Pamphlets, Manuals, etc.) 151 22 - - - - Mix, Hot Mould 87 13 - - - -
89 17 - - - -
Map 144 6 - - - - Modulator Unit 5 12 - - - -
Marker, Beacon Rec. Equipment 4 19,20 - - - - Monitors 68 21-24 - - - -
Marline 153 6 - - - - Motors 78 11 - - 220 5
Mast Bases 36 15-19 - - - - 89 18 - - - -
89 3 - - - - Motor Units, Governed 53 11 - - - -
Masts 15 10 - - - - Mounting 37 10 - - - -
89 5 - - - - 89 19 - - - -
Mast Section 36 20,21 - - - - 144 10 - -

--viii--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Mounts 45 15-16 - - - Pan 154 6 208-209 14 - -
144 11 - - - -
Muffler 153 17 - - - - Panels 45 19-25 176-177 7 221 17
Multimeter 16 14 - - - - 48 5
68 25-29 - - - - 59 6, 10-11 - - - -
Multipliers 69 3- 8 - - -
Nails 153 18-20 - - - - 89 21 - - - -
Nameplates and Calibrating Charts (See Charts, Calibrating) 16 15 - - - 137 11 - - - -
20 7 - - - - 144 18 - - - -
Needles 45 17-18 - - 229 15-16 Paper 53 14 - - - -
153 21 - - - - 54 3, 12-13 - - - -
154 2 - - - -
Network, Attenuation, Daven 59 7 - - - - 137 13-20 - - - -
Network Units (See Hybird & Network Units) 43 15 - - - - 145 6 - - - -
154 9-12 - - - -
Noisemetera 69 9 - - - - Parachute and Container 154 13 208-209 - - -
Nozzle 144 13 - - - - 143 17 - - - -
Nuts, Screws and Washers 154 3 208-209 13 229 17 Paste 154 14-15 - - - -
Pasters 154 16 - - - -
Oakum 154 4 - - - - Pencils 154 17 - - - -
Oil, Projector 137 12 - - - - Pens 16 16-17 - - - -
Orioscopes 69 10-11 - - - - 145 8 - - - -
Oscillating Unit, Master 21 14, 16 - - - - Perforators 26 9 - - - -
29 27 - - - - 28 12 - - - -
Oscillators 69 12-26 - - 217 14-19 29 7 - - - -
70 1-11 - - - - 30 21 - - - -
Oscillograph 70 13-32 - - 217 20-22 46 2- 4 - - - -
71 2- 8 - - - - Permallory 89 23 - - -
Oscilloscopes 71 10-18 - - 217 23-24 Phantom Target (See Target, Phantom) 9 17 - - - -
Pack Equipment 56 27 - - - - Photographic Equipment 137 21-22 - - - -
Packs 22 2 - - - - Photographic Supplies 137 23 - - 228 7
23 10, 24 - - - - Photophone 46 5 - - - -
81 29 - - - - Phototubes 137 24 - - -
Pads 56 28 - - - - Pigeon Equipment 154 20 208-209 16 - -
154 5 - - - -
Paint 33 29 - - - - Pigeon Feed 155 2 208-209 17 - -
89 20 - - - -
154 7- 8 - - - - Pigeon Loft 155 3-4 208-209 18-19 - -
Pamphlets (See Handbooks, Pamphlets, Manuals, etc.) 151 22 - - - -
Pigeons, Carrier and Homing 154 18-19 - - - -

--ix--

Item Description Part I Part II Part III Item Description Part I Part II Part III
Page Line Page Line Page Line Page Line Page Line Page Line
Pigtails 90 2 - - - - Power Equipment 28 13 - - - -
Pin 46 6 - - 215 6
90 1 - - - - Power Meters (See Meters) 9 8-11 - - - -
155 5- 6 208-209