A Geological Reconnoissance in Northwest Wyoming

A Preliminary Sketch of the Phosphates of Florida

A Geological Reconnaissance Across Idaho

The Santa Clara Valley, Puente Hills and Los Angeles Oil Districts, Southern California

The Santa Clara Valley, Puente Hills and Los Angeles Oil Districts, Southern California

The Santa Clara VAlley, Puente Hills and Los Angeles Oil Districts, Southern California

Geology of the Denver Basin in Colorado

Geology of the Denver Basin in Colorado

Geology of the Denver Basin in Colorado

Geology of the Denver Basin in Colorado

A Bibliography of North American Paleontology, 1888-1892: Issues 118-122