| 000 | 00391nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 130225s9999 xx 000 0 und d | ||
| 100 | _aBall, J.R., Greacen, K.F. | ||
| 245 | _aCatalog of the egan collection of silurian invertebrate fossils at the Chicago a | ||
| 260 |
_aChicago _c1946 |
||
| 300 | _a1-55 p. | ||
| 440 | _aChicago Academy of Sciences. | ||
| 901 | _a40320 | ||
| 942 |
_2udc _cB |
||
| 999 |
_c18449 _d18449 |
||