Illustrates several of the machines used, and gives description of their operation. (3500 w.)
The Pennsylvania railroad's spring plant at Altoona
R R Gaz
1901
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Pennsylvania railroad's concrete practice
Engineering Index Backfile | 1930
|Pennsylvania East Altoona engine terminal
Engineering Index Backfile | 1926
Pennsylvania Railroad's Broadway Limited
SLUB | 2006
|Altoona yard, Pennsylvania railroad
Engineering Index Backfile | 1892
Extension of Pennsylvania railroad's electrified system
Engineering Index Backfile | 1938
|