Report of investigations by the General Manager's Committee, Pennsylvania R. R. (5000 w.) (No. 24985 N)
Experiment to determine the necessary depth of stone Ballast
Am Ry Engng Assn, Bul
1911
Ills.
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Engineering Index Backfile | 1911
Engineering Index Backfile | 1912
|European Patent Office | 2024
|Stone ballast hopper car unloading dust suppression device and stone ballast hopper car
European Patent Office | 2023
|New specifications for stone ballast
Engineering Index Backfile | 1921