Gunpowder quadrangle, Maryland : 15 minute series (topographic)

Author:

Geological Survey (U.S.)

Publisher:

The Survey

Subject:

Topographic maps

Spatial Coverage:

Maryland.

Language:

English

Year:

1955

Date Issued:

2012-07-24T17:02:53Z

Date Modified:

2021-08-17T14:11:21Z

Library Catalog Record:

https://search.library.yale.edu/catalog/10595983

Digital Collections Record:

No Digital Collections record

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