Geologic Map of North America to Accompany Professional Paper 71, United States Geological Survey (Index to the Stratigraphy of North America). MAP VOLUME ONLY.

ORIGINAL 1912 Maps (this item includes ONLY the folio volume with 3 maps; it is missing the map of southwestern North America); the hardcover map case is split along a couple of edges (repaired w/ tape); the maps were backed and with some repairs where folded; some small chips/nicks along edges of maps; light browning of maps. This is a heavy volume; extra shipping may be required for priority mail or international orders.