3.3 



Young, Gilbert A.. 725 Hisjlilanrt A\e.. Lafayette. 



Plead of DepaT'tniejit of Mecliaiiical Engineering. Purdue University. 



Zehring, William Arthur. 303 Ifu.xsell St.. West Lafayette. 

 Assistant Professor of Matlicuiatics. Purdue ruiver.sity. 

 Mathematics. 



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



Associate Professor of /oology-. 



Zoology. 

 Zufall, C. J., Indianapolis, Ind. 



Fellows TO 



Members, Active 162 



Members, Non-resident 27 



Total 2ii9 



3—1019 



