Electric interlocking handbook by the Engineering staff of the General railway signal company, with an introduction by Wilmer W. Salmon. Henry M. Sperry, editor; Paul E. Carter, assistant editor; Sherman A. Benedict, illustrator

Smithsonian Libraries and Archives

Object Details

Author

General Railway Signal Company

Sperry, Henry Muhlenberg 1861-

Carter, Paul Epler 1886-

Date

1913

Call number

TF635.G24X

Type

Books

Physical description

3 p. l., [5]-435 p. front., illus., tables, diagrs. 18 cm

Data Source

Smithsonian Libraries

Topic

Railroads--Signaling--Interlocking systems

Metadata Usage

CC0

Record ID

siris_sil_102994

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