Schollhorn Punch Conductor Bus Train Vintage Pat 1962193 Vintage Puncher
Hole puncher by The Schollhorn Co, N Haven, Conn, USA Pat 1,962,193
Vintage
All metal
Appears to be a train or bus conductor punch
Measures 12 cm long
I tried it on paper and the chad remains on the sheet on one end. The finish is dull.
