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Description: |
1 map : col. ; in 3 sections 232 x 113 cm., folded to 29 x 22 cm., in envelope 30 x 24 cm. + text (4 p. ; 27 cm.) |
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General Note: |
Relief shown by contours and spot heights. |
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General Note: |
Includes quadrangle location diagram, 2 inset maps, index map, and stratigraphic section. |
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Name Added Entry: |
Cobban, William Aubrey, 1916- |