Bibliography of theses written for advanced degrees in geology and related sciences at universities and colleges in the United States and Canada through 1957 /

by Chronic, John
Published 1958

Bibliography of theses in geology, 1958-1963 /

by Chronic, John
Published 1964

Bibliography and index of geology and hydrology, Front Range Urban Corridor, Colorado /

by Chronic, Felicie, Chronic, John
Published 1974

Climatography of the Front Range urban corridor and vicinity, Colorado : a graphical summary of climatic conditions in a region of varied physiography and rapid urbanization /

by Hansen, Wallace R., 1920-, Chronic, John, Matelock, John
Published 1978

Upper Paleozoic of Peru /

by Newell, Norman Dennis, 1909-2005
Published 1953

Climatography of the front range urban corridor and vicinity, Colorado /

by Hansen, Wallace R., 1920-