000 | 00321 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aMiller, T.A. | |
245 | 1 | _aUse of concrete on the farm | |
260 |
_aWashington _c1973 |
||
300 | _a1-59 p. | ||
942 |
_2udc _cB |
||
440 | _aFarm United States Department of Agriculture. Farmers Bulletin No. 1772 | ||
901 | _aS48894 | ||
999 |
_c105066 _d105066 |