STATE GEOLOGICAL SURVEY DIVISION 



Natural Resources Building, Urbana 



JOHN C. FRYE, Ph.D., D.Sc, Chief 



M. M. Leighton, Ph.D., D.Sc, Chief, Emeritus 



Enid Townlev, M.S., Geologist and Assistant to the Chief 



Velda A. Millard, Junior Assistant to the Chief 



Helen E. McM orris, Secretary to the Chief 



RESEARCH 



(not including part-time personnel) 



GEOLOGICAL RESOURCES 



Arthur Bevan, Ph.D., D.Sc, Principal Geologist, 



Emeritus 

 Frances H. Alsterlund, A.B., Research Assistant 

 Coal 

 Jack. A. Simon, M.S., Geologist and Head 

 G. H. Cady, Ph.D., Senior Geologist and Head, 



Emeritus 

 Robert M. Kosanke, Ph.D., Geologist 

 Raymond Siever, Ph.D., Geologist (on leave) 

 John A. Harrison, M.S., Associate Geologist 

 Paul Edwin Potter, Ph.D., Associate Geologist 

 William H. Smith, M.S., Associate Geologist 

 Kenneth E. Clegg, M.S., Assistant Geologist 

 Margaret A. Parker, M.S., Assistant Geologist 

 David L. Reinertsen, A.M., Assistant Geologist 

 Marcia R. Winslow, M.Sc, Assistant Geologist 



Oil and Gas 

 A. H. Bell, Ph.D., Geologist and Head 

 Virginia Kline, Ph.D., Associate Geologist 

 Lester L. Whiting, B.A., Associate Geologist 

 Wayne F. Meents, Associate Geological Engineer 

 Margaret O. Oros, B.A., Assistant Geologist 

 Jacob Van Den Berg, M.S., Assistant Geologist 

 James H. Garrett, B.S., Research Assistant 



Petroleum Engineering 



Paul A. Witherspoon, M.S., Petroleum Engineer 

 and Head 



Industrial Minerals 



J. E. Lamar, B.S., Geologist and Head 

 Donald L. Graf, Ph.D., Geologist 

 James C. Bradbury, A.M., Associate Geologist 

 Meredith E. Ostrom, M.S., Assistant Geologist 



Physics 

 R. J. Piersol, Ph.D., Physicist, Emeritus 



Clay Resources and Clay Mineral Technology 



Ralph E. Grim, Ph.D., Consulting Clay Mineralo- 

 gist 

 W. Arthur White, Ph.D., Geologist 

 Herbert D. Glass, Ph.D., Associate Geologist 



Groundwater Geology and Geophysical Exploration 

 George B. Maxey, Ph.D., Geologist and Head 

 Merlyn B. Buhle, M.S., Geologist 

 Robert E. Bergstrom, Ph.D., Associate Geologist 

 James E. Hackett, M.S., Associate Geologist 

 Paul W. Hughes, M.S., Assistant Geologist 

 John P. Kempton, M.A., Assistant Geologist 

 Wayne A. Pryor, M.S., Assistant Geologist (on 



leave) 

 Lidia Selkregg, D.Nat.Sci., Assistant Geologist 

 Margaret J. Castle, Assistant Geologic Drafts- 

 man (on leave) 

 Robert C. Parks, Technical Assistant 



Stratigraphy and Are a I Geology 



H. B. Willman, Ph.D., Geologist and Head 



Elwood Atherton, Ph.D., Geologist 



David H. Swann, Ph.D., Geologist 



Charles W. Collinson, Ph.D., Associate Geologist 



Donald B. Saxby, M.S., Associate Geologist 



T. C. Buschbach, M.S., Assistant Geologist 



F. L. Doyle, M.S., Assistant Geologist 



Romayne S. Ziroli, Technical Assistant 



Joseph F. Howard, Assistant 



Carol L. Wood, Assistant 



Engineering Geology and Topographic Mappwg 

 George E. Ekblaw, Ph.D., Geologist and Head 

 William C. Smith, M.A., Assistant Geologist 



GEOCHEMISTRY 



Frank H. Reed, Ph.D., Chief Chemist 

 Grace C. Finger, B.S., Research Assistant 

 Coal Chemistry 



G. R. Yohe, Ph.D., Chemist and Head 

 Thomas P. Maher, B.S., Special Assistant Chemist 

 Earle C. Smith, B.S., Research Assistant 

 Fluorine Chemistry 



G. C. Finger, Ph.D., Chemist and Head 

 Lawrence D. Starr, Ph.D., Associate Chemist 

 Richard H. Shiley, B.S., Special Research Assist- 

 ant 

 Raymond H. W 7 hite_, B.S., Special Research Assist- 

 ant 

 Chemical Engineering 



H. W. Jackman, M.S.E., Che?nical Engineer and 



Head 

 R. J. Helfinstine, M.S., Mechanical Engineer and 



Supervisor of Physical Plant 

 B. J. Greenwood, B.S., Mechanical Engineer 

 Robert L. Eissler, M.S., Assistant Chemical Engi- 

 neer 

 James C. McCullough, Research Associate (on 



leave) 

 Walter E. Cooper, Technical Assistant 

 Cornel Marta, Technical Assistant 

 Edward A. Schaede, Technical Assistant 



October 15, 1956 



Analytical Chemistry 



O. W. Rees, Ph.D., Chemist and Head 



L. D. McVicker, B.S., Chemist 



Emile D. Pierron, M.S., Associate Chemist 



William J. Armon, M.S., Assistant Chemist 



Francis A. Coolican, B.S., Assistant Chemist 



Donald R. Dickerson, B.S., Assistant Chemist 



Charles T. Allbright, B.S., Research Assistant 



(on leave) 

 Joan M. Cederstrand, Research Assistant 

 Sally K. Diller, B.A., Research Assistant 

 Joseph M. Harris, B.A., Research Assistant 

 Raymond A. Napiwocki, Research Assistant 

 JoAnne K. Wilken, B.A., Research Assistant 

 George R. James, Technical Assistant 



Physical Chemistry 



J. S. Machin, Ph.D., Chemist and Head 

 Juanita Witters, M.S., Assistant Physicist 

 Daniel L. Deadmore, M.S., Assistant Chemist 

 Kozo Nagashima, Ph.D., Special Assistant Chem- 

 ist 

 Paul E. McMahon, M.S., Research Assistant 



X-Ray 



W. F. Bradley, Ph.D., Chemist and Head 



