Wisconsin Geological and Natural History Survey 



BOARD OF COMMISSIONERS. 



EMANUEL L. PHILIPP, 



Governor of the State. 



EDWARD A. BIRGE, President. 



President of the University of Wisconsin. 



President of the Wisconsin Academy of Sciences, Arts, and Letters. 



CHARLES P. GARY, Vice-President. 



State Superintendent of Public Instruction. 



STAFF OF THE SURVEY, 1919. 



ADMINISTRATION: 



William 0. Hotchkiss, State Geologist, Director and Superintendent. 



In immediate charge of Geology Division. 

 Ernest F. Bean, Assistant State Geologist. 

 Lillian M. Veerhusen, Chief Clerk. 

 Frances Walker, Clerk and Stenographer. 

 Angeline Doll, Clerk. 



GEOLOGY DIVISION: 



William 0. Hotchkiss, In charge. 



Ernest F. Bean, Geologist, Mineral Land Classification. 



T. C. Chamberlin, Consulting Geologist, Pleistocene Geology. 



E. O. Ulrich, Consulting Geologist, Stratigraphy, by cooperation of the 



U. S. G. S. 



H. R. Aldrich, Geologist. 

 Clare Gillis, Geologist. 

 R. H. Whitbeck, Geographer. 

 T. J. Dunnewald, Field Assistant and Analyst. 



F. T. Thwaites, Geologist, Well Records, Educational Rock Collection. 



NATURAL HISTORY DIVISION: 

 Edward A. Birge, In charge. 

 Chancey Juday, Lake Survey. 



DIVISION OF SOILS: 



A. R. Whitson, In charge. 



W. J. Geib, Inspector and Editor. 



:-.[. J. Dunnewald, Field Assistant and Analyst. 



II. \V. Stewart, Field Assistant and Physicist. 



