Geology of the Elkton area Virginia /

Autor King, Philip B., 1903-1987
Vydáno 1950

Geology of the Ewing quadrangle Kentucky and Virginia : contributions to economic geology /

Autor Englund, Kenneth John, 1925-2003, Smith, H. L., Harris, L. D., Stephens, J. G.
Vydáno 1963

Bedrock geology of the Evitts Creek and Pattersons Creek quadrangles, Maryland, Pennsylvania, and West Virginia /

Autor De Witt, Wallace, Jr., 1920-2012, Colton, George Willis
Vydáno 1964

Studies of longitudinal stream profiles in Virginia and Maryland : shorter contributions to general geology /

Autor Hack, John T. 1913-1991
Vydáno 1957

Petroleum and natural gas. Volume one A, Precise levels /

Autor White, I. C.
Vydáno 1904