Geochemical relations of zinc-bearing peat to the Lockport Dolomits, Orleans County, New York : a contribution to geochemical prospecting for minerals /

Autor Cannon, Helen L., 1911-1996
Vydáno 1955

The problem of the Cochrane in Late Pleistocene chronology /

Autor Karlstrom, Thor N.
Vydáno 1956

Mineral resources of the Cranberry Wilderness study area, Webster and Pocahontas Counties, West Virginia /

Autor Meissner, Charles R., Windolph, John F., Mory, Peter C., Harrison, Donald K., Cameron, Cornelia C., 1911-1994, Grosz, A. E., Perry, William J., Lesure, Frank G.
Vydáno 1981