Aids for rail car side-door observation

Aids for rail car side-door observation

Manylion Llyfryddiaeth
Awduron Corfforaethol: Telephonics Corporation, United States. Federal Transit Administration, National Research Council (U.S.). Transportation Research Board
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Washington, D.C. National Academy Press 1995.
Cyfres:Report (Transit Cooperative Research Program) 4.
Pynciau:
Subways > Safety measures.
Electric railroads > Cars > Safety measures.