Tractor experience in Illinois : a study of the farm tractor under corn-belt conditions / Arnold P. Yerkes and L.M. Church.
"The gas tractor as a farm machine has already proved very valuable under many conditions, though it is still in process of development, and types change from year to year. As the tractor has not yet assumed a fixed place in general farm practice, the prospective purchaser may have difficulty i...
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| Main Author: | |
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| Other Authors: | |
| Other title: | Study of the farm tractor under corn-belt conditions. |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
Dept. of Agriculture,
1918.
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| Series: | Farmers' bulletin (United States. Department of Agriculture) ;
no. 963. |
| Subjects: |