LTV Railroads Switch Stand Study
Bulletin ; 98 , 762 ; 451-458
1997
Aufsatz (Zeitschrift)
Englisch
Electric tracks switch control for street railroads
Engineering Index Backfile | 1929
|Snow job: Railroads talk switch clearing tactic
IuD Bahn | 1998
|Shortened parabolic switch for electric interurban railroads
Engineering Index Backfile | 1931
|