PTM 1055 S-4 making move at east end of Rigby Yard. View shows new PT Tower and a switching signal. Before radios switching signals were intergral parts of switching yards where hand signals were obstructed.

Photographed by Bruce Nelson, July 24, 1974.
Added to the photo archive by Bruce Nelson, November 10, 2018.
Railroad: Portland Terminal.

Bruce Nelson's awards:

» Contact the person who posted this photograph.