| 000 | 00525cas a2200157 a 4500 | ||
|---|---|---|---|
| 008 | 751211d19181948iau x m s0 a0eng c | ||
| 022 | 0 | _a0081-8283 | |
| 041 | _aeng | ||
| 245 | 1 | 0 | _aUniversity of Iowa studies in natural history. |
| 260 |
_aIowa City, Iowa : _bThe University, _c1918-1948. |
||
| 300 |
_av. : _bill. ; _c24 cm. |
||
| 710 | 2 | _aState University of Iowa. | |
| 780 | 0 | 0 |
_tBulletin from the laboratories of natural history of the State University of Iowa _w21499 _w21499 _021499 |
| 942 |
_2ddc _cSC _fSEC |
||
| 001 | 21518 | ||
| 999 |
_c21518 _d21518 |
||