| 000 | 00431 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aLanderholm, E.F. | |
| 245 | 1 | _aEconomic relation of tractors to farm organization in the grain farming areas of eastern Washington | |
| 260 |
_aWashington _c1935 |
||
| 300 | _a1-51 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aEconomic, Farm, Organization, Grain, Farming Washington Agricultural Experiment Station. Bulletin No. 310 | ||
| 901 | _aS50503 | ||
| 999 |
_c107623 _d107623 |
||