The difference between the potentiometric surfaces of the lower Patapsco Aquifer, September 1990 and September 1997 in Southern Maryland /
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| Author / Creator: | Curtin, Stephen E. |
|---|---|
| Imprint: | Baltimore, Md. : U.S. Geological Survey ; Denver, Colo. : Branch of Information Services [distributor], [1999] |
| Description: | 1 map : photocopy ; 20 x 17 cm, on sheet 28 x 22 cm. |
| Language: | English |
| Series: | Open-file report ; 99-88 U.S. Geological Survey open-file report ; 99-88. |
| Subject: | |
| Cartographic data: | Scale [ca. 1:710,000] (W 77⁰20ʹ--W 76⁰00ʹ/N 39⁰15ʹ--N 38⁰00ʹ). |
| Format: | E-Resource Map Microform U.S. Federal Government Document |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/12688867 |