Page C-2831 a Intermediate Simplex Telegraph Drop with 70A Repeat CoiL 132 C-2832a Branch Line Operated Through a ... 79 C-4004a Monophone Desk Set Type 40 79 C-4005a ZY2 Cycle Selector Ringer 87 C-4006 a Selector Calling Using ... Drawings referred to: C-1264 a Instructions and Sample Forms to be used by Wire Chiefs in Compiling ... 2-J-49 a Specification for the Installation and Maintenance of Rectifiers for Supplying D-C Power for Communication Service.
|Title||:||Reports to be Presented at the ... Annual Session of the Communications Section|
|Author||:||Association of American Railroads. Communications Section|