- Additional Authors
- Maryland Geological Survey.
- Description
- maps; 22 x 17 cm.
- Series Statement
- Open-file report
- Uniform Title
- U.S. Geological Survey open-file report.
- Subject
- Note
- Potentiometric contours.
- September 1997.
- "Base from USGS Digital line graph, 250,000."
- Coordinates for map based on: Sept. 1990.
- Description based on: Sept. 1990.
- Reproduction (note)
- Call Number
- READEX Microfiche I 19.76:
- LCCN
- 99028496
- OCLC
- marcive40884857
- Author
Geological Survey (U.S.)
- Title
Potentiometric surface of the lower Patapsco Aquifer in southern Maryland [microform] / U.S. Department of the Interior, U.S. Geological Survey ; prepared in cooperation with Maryland Geological Survey and Resource Assessment Service, Mayland Department of Natural Resources.
- Imprint
Towson, Md. : U.S. Geological Survey ; Denver, Colo. : USGS Branch of Information Services, [distributor,
- Cartographic Data
Scale 1:250,000 (W 77⁰--W 76⁰/N 39⁰--N 38⁰).
- Current Frequency
Annual
- Series
Open-file report
U.S. Geological Survey open-file report.
- Reproduction
Microfiche. <Sept. 1990-> [Denver, Colo. : U.S. Geological Survey]. microfiches : negative.
- Added Author
Maryland Geological Survey.
- Gpo Item No.
0624-H (MF)
- Sudoc No.
I 19.76:
- Research Call Number
READEX Microfiche I 19.76: