5 public-domain matches

Railroad Switches

Cover of Simplified curve and switch work

Simplified curve and switch work

Walter F. Rench

Cover of Practical switch work

Practical switch work

D. H. Lovell

Cover of Switch lights

Switch lights

Sheasgreen E.

Ralph in the Switch Tower

Ralph in the Switch Tower

Allen Chapman

Cover of Precision Machining

Precision Machining

Unknown author