Missouri. Bureau of geology and mines. [Reports] v.21, 2d ser., with special thesis t.p.n attached.,Ph. D. University of Chicago, 1916.,Bibliography: 257-261.,LSO ID: umlr000021.

Includes two maps and profile.

LSO ID: umlr000023.

LSO ID: umls000008.nOCLC/WorldCat number: 7152222.