Lecture at Harvard University. (R. R. Gaz., Aug. 17, 1894, et seq.)
An historical sketch of railroad signals
RR Gaz
1894
Aufsatz (Zeitschrift)
Englisch
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First ninety years: Historical sketch of Burlington railroad 1850-1940
Engineering Index Backfile | 1940
Engineering Index Backfile | 1886
|Engineering Index Backfile | 1902
|NTRS | 1965
Engineering Index Backfile | 1884