000 | 00418 am a2200121 a 4500 | ||
---|---|---|---|
100 | 1 | _aWaggaman, W.H., Easterwood, H.W., Turley, T.B. | |
245 | 1 | _aInvestigations the manufacture of phoshoric acid by the volatilization process | |
260 |
_aWashington _c1923 |
||
300 | _a1-53 p. | ||
942 |
_2udc _cB |
||
440 | _aInvestigation United States Department of Agriculture. Department Bulletin No. 1179 | ||
901 | _aS51331 | ||
999 |
_c108865 _d108865 |