Pierce, Kenneth Lee.
Obradovich, John D.
Friedman, Irving, 1920-
American Association of Quaternary Environment annual meeting (December 1972 : Miami, Fla.)
GEOLOGY-CHEMICAL(FRIEDMAN)
Obsidian-hydration dating of Yellowstone glaciations : Bull Lake end moraines may be pre-Wisonsin, for they predate the last interglaciation of the marine record
Obsidian-hydration dating of Yellowstone glaciations : Bull Lake end moraines may be pre-Wisonsin, for they predate the last interglaciation of the marine record
Obsidian-hydration dating of Yellowstone glaciations :