The introduction of farm machinery in its relation to the productivity of labor in the agriculture of the United States during the nineteenth century /
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
Berkeley, Calif. :
University of California Press,
1931.
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| Series: | University of California publications in economics ;
v. 9. |
| Subjects: |
Table of Contents:
- pt. I. The plow and other tillage implements
- pt. II. Wheat production.