The Acme Harvesting Machine Co. was formed in Peoria, Illinois in the late 1800s to build binders and other farm machines.
Acme began making their 12-25 tractors around 1918. The half-track crawler was a conversion of the wheel tractor.
Specifications for Acme 12-25 3-plow tractor
HP: 25 belt, 12 drawbar (manufacturer's rating)
Engine: Beaver ohv 4-cylinder kerosene
Rear Drive: 54"x12" steel wheels or 12" tracks
Weight: 6,000 lb