Jon R. Roma:
SO Tower, South Fork, PA
Jon R. Roma:
South Fork signals
Jon R. Roma:
South Fork operator and machine
Jon R. Roma:
South Fork model board
Jon R. Roma:
South Fork model board
Jon R. Roma:
South Fork machine
Jon R. Roma:
South Fork machine
Jon R. Roma:
South Fork desk lever machine
Jon R. Roma:
South Fork air gauge and notice