Lake Superior region
By: prepared under the direction of W.O. Hotchkiss.
Contributors: Leith, C. K. 1875-1956; Swanson, Clarence Otto, 1900-; Pardee, Franklin Gray, 1891-; Broderick, T. M. b. 1889; Aldrich, Henry Ray, 1891-; Grout, Frank F. b. 1880; Gruner, John W. 1890-; Zapffe, Carl, 1880-; Geological Survey (U.S.); International Geological Congress (16th : 1933 : Washington)
Publisher: U.S. Govt. Print Off.
Published: 1933
Place of publication: Washington
Language: eng
Number of pages: 101
Subjects: Geology -- Superior, Lake
Notes: At head of title: International Geological Congress, XVI session, United States, 1933. Guidebook 27: Excursion C-4

Contains contributions by C.K. Leith, C.O. Swanson, F.G. Pardee, T.M. Broderick, W.O. Hotchkiss, H.R.Aldrich, F.F. Grout, J.W. Gruner and Cal Zapffe

Published under the auspices of the United States Geological Survey

Bibliographies interspersed