New intermittent, non-contact, magnetic-induction type of train control installed and in operation on Maryland and Pennsylvania R. R.
The richards train control system
Ry. Signaling
Railway Signaling ; 18 , n 4 ; p 142-144
1925
3 pages
5 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Online Contents | 2012
British Library Online Contents | 2007
Online Contents | 2009
|Online Contents | 2014
NTRS | 1989