[an error occurred while processing this directive]

International Sewing Machine Collectors' Society

Fostering the collecting of, and research into, sewing machines.

Class 431

Singer Model 431 Slant Shank Sewing Machine

Singer Class 431 Sewing Machines feature a slant shank, rotary hook, and a free-arm. They use Class 66 bobbins and 15x1 needles.