General catalog
Subtitle: $b section 6, telephone and telegraph apparatus
By: The Hall Signal Company
Publisher: The Company
Published: 1900
Place of publication: New York, N.Y
Language: eng
Subjects: Railroads; Signaling; Catalogs; Equipment and supplies; Signals and signaling
Other titles: Telephone and telegraph apparatus : catalog; Hall Signal Company : catalogs; Disc Signal Instrument
Notes: A scattered selection of The Hall Signal Co. catalogs from [1900-1909?] : Disc Signal Instrument; Indicators; Charging Switches; Relays; Electro-mechanical slot; Switch boxes; Commutators; Draw Bridge Circuit Controller; Tappet Circuit Controller; Crossing Bells; Signal Poles and Fittings; Style "H" Electric Motor Signal; Relay and Indicator Boxes and Posts; Lightning Arrestors.