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Aeromagnetic map of the Boyertown quadrangle, Berks and Montgomery Counties, Pennsylvania
- Author / Creator
- Available as
- Physical
Details
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- Creator
- by Randolph W. Bromery, Gerald L. Zandle, and others ; Department of the Interior, United States Geological Survey ; prepared in cooperation with the Commonwealth of Pennsylvania, Department of Internal Affairs
- Format
- Maps, Atlases
- Language
- English
- Publication
-
- Washington, D.C. : The Survey, 1960
- Physical Details
-
- 1 map ; 57 x 45 cm., on sheet 61 x 71 cm., folded in envelope 30 x 24 cm
- OCLC
- ocm21138336
- Cartographic Data
-
Scale 1:24,000(W 75⁰45ʹ00ʺ--W 75⁰37ʹ30ʺ/N 40⁰22ʹ30ʺ--N 40⁰15ʹ00ʺ).
- Relief shown by spot heights.
- Includes text, location map, and index to adjacent quadrangles.
- "Aeromagnetic survey flown at 500 feet above ground, 1957."