A brief article by H. D. Mason, of the Allegheny Valley R. R., discussing this subject as to the life of ties of various wood, cost, etc., as regards Western Pennsylvania.
Railroad ties
RR Gaz
1891
2 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Engineering Index Backfile | 1885
Engineering Index Backfile | 1906
|Reinforcedconcrete railroad ties
Engineering Index Backfile | 1933
|Engineering Index Backfile | 1887
Engineering Index Backfile | 1886