Committee report presented to annual convention of American Ry. Engng. and Maintenance of Way Assn. (10000 w.)
Ballasting
Ry Age
1900
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1906
Engineering Index Backfile | 1901
Engineering Index Backfile | 1899
|IuD Bahn | 2002
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