000 | 00317 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 |
_a _d |
|
245 | 1 | _aSolar heating for milking parlors | |
260 |
_aWashington _c1977 |
||
300 | _a1-15 p. | ||
942 |
_2udc _cB |
||
440 | _aMilking United States Department of Agriculture. Farm Bulletin No. 2266 | ||
901 | _aS33417 | ||
999 |
_c104850 _d104850 |