INDEX 



Acetylene lamps, 182 



Adams portable telephone, 39, 108, 1.10, 130, 



11312, 152 

 Adjustment of heliograph, 174 



of ringers, Ii50 

 Alignment of tree lines, 6*8 

 Alphabet, International 'Morse, 176 

 Alternative routes, 2'6 

 American Army heliograph, 163 

 Ampere, definition of, 119' 

 Ardois lanterns, 1'5 

 Armature, generator, 128 

 Attachment, split tree insulator, 70 

 Auger, post-hole, 38> 



Bars, digging and tamping, 38 



Batteries, dry, types of, 39, 86, 108, 121, ,125 



inspection of, 149' 



installation of, 85 



removal of, 8 1 8 



renewal of, 87 



testing of, 88 



Bell, Professor Alexander Graham, l'2'l 

 Bells, extension, altering tones of, lOli 



extension, types of, 39, HOI 



used as signals, 15 

 Belts, linemen's, 37 

 Books, reference, I'S'S 1 

 Braces, pole, 54 

 Bracing of poles, 54 

 Brackets, wood, 37, 50, 52, 70, 74 



wood, attachment of, 52 



wood, position of, 52 



wood, specifications for, 2)18 

 Branch lines, 8'2 

 Bridging-bell system of telephone connection, 



13(8. 



British Army heliograph, 162 

 Brush method of treating poles, 48 

 Buffalo grips, 38, 64, 158 

 Butt-rot in poles, 142, 143. 

 Buzzer telegraphy, 1)6, 1H3 1 



Cables, lead-encased, properties of, 225 

 Calls, telephone, list of, 141 

 Camp management, 3, T2 

 Capacity, definition of, 131 

 Carbolineum, 48 

 Cell, inert, 184 



voltaic. 127 



voltaic, definition of, 118 

 Cells, closed circuit, 125 



open circuit, 1125 

 Circuit, definition of, 118 



grounded, 28, 32, 60, 90 



grounded, connection to metallic, 104, 106 



grounded, definition of, '32 



light, 32 



metallic, 28, 32, 60, 68, 90 



metallic, connection to grounded, 104, 136 



metallic, definition of, 32 



phantom, HO'3, 13'7 



power, 32 

 Clamp, Blackburn ground, 91 



Fahnestock test, 82, 14*3 

 Clamps, ground, types of, 41 

 Climbers, linemen's, 37 



Code, Alphabetical Square, 178 



American Morse, 175 



International Morse, 115, I'M, 17'5, 193 



Myer, 177 



ringing, 128, 140 



signals, 22 

 Codes, heliograph, 17'5 



message, Ii9'4 

 Coil, induction, definition of, 119 



induction, use of in telephone, 125 



telephone induction, inspection of, 1'49 

 Coils, lavite, 9'8, 159 



protection of, 9'8 



repeating, 40, 9'8, 10<3\, Ifl5 



use of, 9'8 

 Commissary, 3, '11 

 Condenser, definition of, 12'0 



types of, 4.0 



use of, 85, 9i6, 13'1, 1!3'2 



use of, in vibratory signalling, 9'6, H32 

 Conductor, definition of, 118 

 Connectors, emergency, 11)5 

 Construction materials, free grant of, 34 

 Conventional signals, International Morse, 176 

 Cooking outfit, list of, W9 

 Co-operative telephone lines, 3'3 

 Cord, receiver, il-2'3, 149" 



receiver, inspection of, 149 



Costs, telephone construction, in different types, 

 28, 201 



telephone construction, elements of, 201 

 Cradle, Mobley wire, 4' 

 Creosote, specifications for, 217 



use of, 48 

 Crew, emergency line construction, 75. 7'6 



telephone construction, 46, H9'6 

 Crews, equipment of, 46 

 Crossing divides, 73 



meadows and parks, 7'3 



rivers and canyons, 7'3 

 Crossings, extra long, 78 



foreign, 7'8' 



high-tension transmission lines, 78 



Railway Board .Regulations governing, 203 



railway right of way, 78 



road, 78 



submarine, 80 

 Cross-talk, 3.2, 62, 142 



elimination of, 15 

 Crossties, 71, 8-3 

 Current, alternating, 127, 128 



alternating, definition of, 120 



difect, definition of, 12/9 



Dead-ending, 71, 82, 8*3 

 Detection of forest fires, 3, 5 

 Detonations, use of, as signals, 15 

 " Dont's " in telephone construction, 1'57 

 in telephone installation, 158 

 in telephone maintenance, 159 

 in telephone operation, 15>8 



Edison, Thomas 'A., 125 

 Electric lamps, use of, in signalling, Ii8'3 

 Electro-motive force, definition of, 1'18 

 Emergency communication equipment. us.e, of. 



227 



