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Magnetic declination in the United States; epoch 1975.0

IMAP 911

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Abstract

Additional Publication Details

Publication type:
Report
Publication Subtype:
USGS Numbered Series
Title:
Magnetic declination in the United States; epoch 1975.0
Series title:
IMAP
Series number:
911
Subseries:
NONE
Edition:
-
Year Published:
1975
Language:
ENGLISH
Description:
2 maps on 1 sheet :col., both sides ;66 x 111 cm., sheet 84 x 119 cm.
Scale:
5000000