| 000 | 00954cam a22002531 4500 | ||
|---|---|---|---|
| 001 | gs 39000361 | ||
| 003 | DLC | ||
| 005 | 20260227111345.0 | ||
| 008 | 780817s1939 pauab b 000 0 eng c | ||
| 010 | _ags 39000361 | ||
| 035 | _a(OCoLC)4149251 | ||
| 040 |
_aU.S. Geol. Survey. Library _cPU _dDLC |
||
| 050 | 0 | 0 |
_aQE158.P55 _bL42 |
| 100 | 1 |
_aLeighton, Henry, _d1884- |
|
| 245 | 1 | 0 |
_aGuidebook to the geology about Pittsburgh, _cby Henry Leighton. |
| 260 |
_aHarrisburg, Pa., _bDepartment of internal affairs, Topographic and geologic survey, _c1939. |
||
| 300 |
_a35 p. _billus., map, tables. _c23 cm. |
||
| 490 | 0 |
_aBulletin G, _v17 |
|
| 500 | _aAt head of title: Pennsylvania Geological survey, Fourth series. | ||
| 500 | _aOn cover: Commonwealth of Pennsylvania. Department of internal affairs. | ||
| 504 | _a"Selected bibliography": p. 34-35. | ||
| 651 | 0 |
_aPittsburgh (Pa.) _vGuidebooks. |
|
| 650 | 0 |
_aGeology _zPennsylvania _zPittsburgh Region. |
|
| 999 |
_c27595 _d27595 |
||