1. Stratigraphy of the Inyan Kara group in the Black Hills Author/Creator: Waagé, Karl M. 1915-1999, (Karl Mensch), author Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1959 Format: Book Access & Availability: Loading
2. Dakota group in Northern Front Range Foothills, Colorado Author/Creator: Waagé, Karl M. 1915-1999, (Karl Mensch), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1955 Format: Book Access & Availability: Loading
3. Refractory clay deposits of south-central Colorado : a description of the refractory and semirefractory clays in the Purgatoire formation and Dakota sandstone Author/Creator: Waagé, Karl M. 1915-1999, (Karl Mensch), author Publication/Creation: [Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953 Format: Book Access & Availability: Loading