7o 



Officially Associated Societies 



Section on Engineering 



American Society of Heating and Venti- 

 lating Engineers. Before 1920. 



American Society of Refrigerating Engi- 

 neers. Before 1920. 



Western Society of Engineers. Dec. 26, 

 193?- 



American Society of Photogrammetry. 

 April 19, 1936. 



American Society of Agricultural Engi- 

 neers. Dec. 30, 1939. 



Section on Medical Sciences 



American Dental Association. Oct. 15, 

 1932. 



American College of Dentists. April 26, 

 193 'i, 



American Association of Dental Schools. 

 Oct. IS, 1932. 



American Association of Colleges of 

 Pharmacy. April 14, 1935. 



American Dietetic Association. June 24, 

 1925. 



Alpha Epsilon Delta Premedical Frater- 

 nity. Oct. 25, 1936. 



Section on Agriculture 



Potato Association of America. April 22, 

 1923. 



American Dairy Science Association. Be- 

 fore 1920. 



Association of Official Seed Analysts. Be- 

 fore 1920. 



American Pomological Society. Before 

 1920. 



Gamma Sigma Delta (Honor Society of 

 Agriculture). Before 1920. 



Xi Sigma Pi. Sept. 17, 1930. 



Section on Education 



The Canadian Teachers' Federation. 



April 23, 1939. 

 Kappa Delta Pi. Dec. 30, 1929. 

 Phi Delta Kappa Fraternity. Nov. 20, 



1921. 

 Pi Lamhda Theta. June 21, 1932. 



General Societies 



Bibliographical Society of America. Be- 

 fore 1920. 



American College Personnel Association. 

 April 26, 193 1. 



Pi Gamma Mu. Dec. 28, 1931. 



Gamma Alpha Graduate Scientific Fra- 

 ternity. Oct. 23, 1925. 



Chi Beta Phi Scientific Association. Oct. 

 27, 1935. 



American Science Teachers Association. 

 Dec. 28, 1936. 



The Wildlife Society. Dec. 30, 1937. 



Research Council on Problems of Alco- 

 hol. Dec. 30, 1937. 



