Popularity of "VA" control; value of high speeds; W-N and Timken drives prove commercially successful; Pennsylvania electrification program; trackless trolley; Diesel-electric progress.
Some American transportation developments in 1929
Tramway Ry. World
Tramway and Railway World ; 67 , n 3
1930
4 pages
7 Figs.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Some transportation developments in 1929
Engineering Index Backfile | 1930
Engineering Index Backfile | 1930
Engineering Index Backfile | 1930
Engineering Index Backfile | 1930
|Engineering Index Backfile | 1930