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Map showing potassium-argon ages from the Mount Katmai and adjacent parts of the Naknek and Afognak quadrangles, Alaska Peninsula, Alaska
Potassium-Argon ages from the Mount Katmai area, Alaska Peninsula, Alaska
Potassium Argon ages from the Mount Katmai area, Alaska Peninsula, Alaska
1 map ; 45 x 93 cm., on sheet 104 x 117 cm., folded in envelope 30 x 24 cm.
U.S. Department of the Interior, U.S. Geological Survey ; by Nora Shew and M.A. Lanphere.
Relief shown by contours and spot heights.
Title on envelope margin: Potassium-Argon ages from the Mount Katmai area, Alaska Peninsula, Alaska.
Includes text, bibliography, table, and location map.
Miscellaneous field studies ; map MF-2021-E