Wootery, Ruth, Bloomington, Ind. 



Yocum, H. B., Crawfordsville. 



Young, Gilbert A., 725 Highland Ave., Lafayette. 



Head of Department of Mechanical Engineering, Purdue University. 

 Zehring, William Arthur. 303 Russell St., West Lafayette. 



Assistant Professor of Mathematics, Purdue University. 



Mathematics. 

 Zeleny, Charles, University of Illinois, Urbana, 111. 



Associate Professor of Zoology. 



Zoology. 

 Zufall, C. J., Indianapolis, Ind. 



Fellows 70 



Members, Active 260 



Members, Non-resident 29 



Total 359 



