A Good Adjustable Singer c.1930 Cast Iron & Pine Machinists StoolOrigin: British Period: Mid Twentieth Century Provenance: Unknown Date: c. 1925 35 Minimum Height: 17. 5 inches Maximum Extended Height: 23. 5 inches Diameter of Top: 12 inches The Singer factory stool comprising of a swivel height adjustment circular lacquered pine top over a later black painted industrial cast iron tripod base, survives from second quarter of the twentieth century. The top remains in good condition as does the iron support, which