Geology of the Eldorado Springs Quadrangle, Boulder and Jefferson Counties, Colorado: Petrography, Stratigraphy, and Structural Geology of the Precambrian Metamorphic and Igneous Rocks, Paleozoic and Mesozoic Sedimentary Rocks, and Cenozoic Surficial Deposits

Radioactivity Reconnaissance of Part of North-central Clear Creek County, Colorado

Geology and Ore Deposits of the Chicago Creek Area, Clear Creek County, Colorado

Tectonic Features of the Precambrian Belt Basin and Their Influence on Post-belt Structures

Geochemical and Geophysical Reconnaissance of Parts of the Yakutat and Mount Saint Elias Quadrangles, Alaska: Issue 1312

Scientific Or Rule-of-thumb Techniques of Ground-water Management: Which Will Prevail?, Issues 601-610