| 000 | 00383 am a2200121 a 4500 | ||
|---|---|---|---|
| 100 | 1 | _aElliott, G.R.B., Jones, E.R., Zeasman, O.R. | |
| 245 | 1 | _aPump drainage of the university of Wisconsin marsh | |
| 260 |
_aMadison _c1921 |
||
| 300 | _a1-32 p. | ||
| 942 |
_2udc _cB |
||
| 440 | _aPump, Drainage Wisconsin Agricultural Experiment Station. Research Bulletin No. 50 | ||
| 901 | _aS50843 | ||
| 999 |
_c108125 _d108125 |
||