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Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737 Photo of Mason & Hamlin model O Upright  #737
Mason & Hamlin model O Upright #737
Make: Mason & Hamlin
Model: Style 5
Type: Upright
Serial: 737
Year: 1883
Size: 54"
This is the earliest known Screwstingers and shows many differences from the later examples. For example, there is no pinblock as in this one There are no posts in the back. This is the exact model portrayed in the ad.