| 1. |  | Threshing with gasoline by A. L. Torblaa of Grafton Twp., N.D. | Threshing machines; Threshing; Traction engines; Barns; | View showing a threshing crew on a farmstead. In the foreground is a steam tractor with two men standing beside it. There is a belt running from the tractor to the threshing machine in the distance. Five... |
