Record Display for the EPA National Library Catalog
RECORD NUMBER: 4 OF 5| Main Title | Topographic map of St. Mary's County | |||||||||||
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| Author | McLennan, Jeanne. | |||||||||||
| CORP Author | Maryland Geological Survey. | |||||||||||
| Publisher | The Survey, | |||||||||||
| Year Published | 1972 | |||||||||||
| OCLC Number | 10058831 | |||||||||||
| Additional Subjects | St Mary's County (Md)--Maps | |||||||||||
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| Notes | Contour interval 20 feet. Datum is mean sea level. Numbered ticks indicate the 10,000 foot Maryland State Grid. The last three digits of the grid numbers are omitted. |