Magnetic declination in the United States - epoch 1975.0 /
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| Corporate Authors: | , |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
Dept. of the Interior, U.S. Geological Survey,
1975.
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| Series: | Miscellaneous investigations series (Geological Survey (U.S.)) ;
map I-911. |
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| Item Description: | "Prepared in cooperation with the National Oceanic and Atmospheric Administration." "Base from Coast and Geodetic Survey, Environmental Science Services Administration ... 1965, revised 1970." "Editions prior to 1975 published as Chart 3077 by the Coast and Geodetic Survey ..." Alaska (scale 1:5,000,000) and Hawaii (scale 1:7,500,000) on verso. Cartographic material. |
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| Physical Description: | 1 map : both sides, color ; on sheet 84 x 119 cm. |