OFFICERS FOR 1919-1920. 



President, Edward H. Kraus, Ann Arbor. 

 Secretary-Treasurer, I. D. Scott, Ann Arbor. 

 Librarian, Peter Okkelberg, Ann Arbor. 

 Chairman, Board of Editors, G. H. Coons, East Lansing. 



VICE-PRESIDENTS. 



Agriculture, J. F. Cox, East Lansing. 



Botany, R. P. Hibbard, East Lansing. 



Economics, I. L. Sharfman, Ann Arbor. 



Geology, G. M. Ehlers, Ann Arbor. 



Psychology, G. L. Brown, Marquette. 



Sanitary and Medical Science, Paul DeKruif, Ann Arbor. 



Zoology, Miss E. P. Butler, Ann Arbor. 



PAST presidents. 



Dr. W. J. Beal, Amherst, Mass. 



Prof. W. H Sherzer, Ypsilanti. 



Bryant Walker, Esq., Detroit. 



Prof. V. M Spalding, Tucson, Ariz. 



Dr. Henry B. Baker, Holland. 



Prof. Jacob Reighard, Ann Arbor. 



Prof. Charles E. Babr, Albion. 



Prof. V. C. Vaughan, Ann Arbor. 



Prof. Wm. E. Praeger, Kalamazoo. 



Dr. Alexander G. Ruthven, Ann Arbor. 



Prop. W. H. Hobbs, Ann Arbor. 



Prof. F. C. Newcombe, Ann Arbor. 



Dr. a. C. Lane, Tufts College, Mass. 



Prop. W. B. Barrows, East Lansing. 



Dr. J. B. Pollock, Ann Arbor. 



Prop. M. S. W. Jefferson, Ypsilanti. 



Dr. Charles E. Marshall, Amherst, Mass. 



Prof. Frank Leverett, Ann Arbor. 



Prof. E. C. Case, Ann Arbor. 



Dr. F. G. Novy, Ann Arbor. 



Dr. E. a. Bessey, East Lansing. 



Prof. LeRoy H. Harvey, Kalamazoo. 



Prof. Frank T. Caklton, Albion. 



