1918
This firm was called Master Machine Works in early 1917 and Master Machine Tool Co. later that year. They introduced a light toolroom lathe in 1917 followed by two engine lathes in 1918.
Information Sources
- American Machinist, Vol. 46, No. 12, Mar. 22, 1917, Pg. 525.
- Machinery, Vol. 24, No. 3, Nov. 1917, Pg. 258.