CONTENTS 



Appendices 



APPENDIX A OUTFIT FOR TELEPHONE CONSTRUCTION CREW 



Page 



1 Ten-man Crew for Telephone Construction 196 



2 List of Line Supplies 197 



3 List of Station Supplies 197 



4 List of Construction Tools 197 



5 List of Tentage .. 198 



6 List of PTOvisions 198 



7 List of Kitchen Equipment 198 



APPENDIX B USEFUL BOOKS OF EEFERENCE 



1 Science of Telephony 199 



2 Line Construction 199 



3 Preparation and Preservation of Poles 200 



4 Military Signalling and Telephony 200 



5 Telephone Troubles 200 



6 Specialized Forest Protection 200 



7 Periodicals 201 



8 Trade Catalogues and Handbooks 201 



APPENDIX C TELEPHONE COSTS 



1 Factors Involved i-n the Estimation oif Costs of Pole and Tree Telephone 



Lines 201 



2 Approximate Costs of Supplies and Average Time Required for Various 



Operations in Telephone Line Construction 202 



APPENDIX D EULES FOR WIRES CROSSING EAILWAYS AND TRANSMISSION LINES 



Order No. 231 Board of Railway Commissioners of Canada 203 



APPENDIX E FORESTRY BRANCH STANDARD SPECIFICATIONS 



1 Specification's for Galvanizing 209 



2 Specifications for Gal van izedr iron Telephone Wire 210 



3 Specifications for Hard-drawn Copper Telephone Wire 211 



4 Specifications for Emergency Wire 211 



5 Specifications for Rubber-covered Wire. 212 



6 Specifications for Glass Insulators 213 



7 Specifications for Split Tree Insulators 214 



8 Specifications for Poles 215 



9 Specifications for Wooden Spools 'for Emergency Wire 217 



10 Specifications for Creosote 217 



11 Specifications for Wooden Brackets 218 



12 Specifications 'for Outdoor Protector Mounting-boxes 219 



APPENDIX F SOLDERING 



Methods and Materials.. 219 



