Near fine copy in the original gilt-blocked cloth. Slightest suggestion only of dust-dulling to the spine bands and panel edges. POS to front pastedown. Remains particularly well-preserved overall; tight, bright, clean and strong.355 pages; Description: xi, 355 p. illus. (incl. maps) diagrs. 19 cm. Subjects: Maps. Geology --Maps. Geology --United States.
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