Age and correlation of the Chattanooga shale and the Maury formation /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : United States Department of the Interior, Geological Survey, 1956

Age and correlation of the Chattanooga shale and the Maury formation

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : U. S. Govt. Print. Off., 1956

Conodonts from the Chappel Limestone of Texas /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : U.S. Govt. Print. Off, 1959

Conodonts of the Barnett Formation of Texas.

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : U.S. Govt. Print. Off, 1953

Age and correlation of the Chattanooga shale and the Maury formation.

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : U. S. Govt. Print. Off, 1956

[Conodonts from the Chappel Limestone of Texas] /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
[Washington] : [United States Department of the Interior, Geological Survey], 1959

Age and correlation of the Chattanooga Shale and the Maury Formation.

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : U.S. Govt. Print. Off., 1956

Conodonts of the Barnett Formation of Texas /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington, U.S. Govt. Print. Off., 1953

Conodonts of the Barnett Formation of Texas /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : United States Department of the Interior, Geological Survey, 1953

Conodonts from the Chappel Limestone of Texas /

by Hass, Wilbert H. (Wilbert Henry), 1906-1959
Washington : United States Government Printing Office, 1959

Devonian-Mississippian transition in central Texas /

by Cloud, Preston, 1912-1991
Austin, Tex. : Bureau of Economic Geology, University of Texas, 1957