The total intensity of the Earth's magnetic force expressed in centimeter-gram-second units : Epoch 1965.0.
| Corporate Author: | |
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| Format: | Map |
| Language: | English |
| Published: |
Washington :
The Office,
1966.
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| Edition: | 3rd ed. |
| Subjects: |
| Item Description: | Chart H.O. 1703 (N.O. 40-41). Cartographic material. |
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| Physical Description: | 2 maps : color ; 78 x 15 cm. |