Paul A. Rodgers attended Texas A. and M. 

 College where he received a B.S. degree in 

 physics in 1934. He was employed on seismic 

 field parties from 1934 to 1945 by the Inde- 

 pendent Exploration Company and Seismic 

 Explorations, Inc., respectively. From 1945 

 to 1949 he did magnetic and gravity surveying 

 with the Geophysicial Exploration Company. 

 In 1949 he joined the faculty of the Colorado 

 School of Mines where he is now Assistant 

 Professor of Geophysics. 



Wendell H. Russell was born in Cisco, 

 Texas. He joined the Baroid Division as a 

 well logging engineer in January, 1946, after 

 serving five years in the Army. He spent four 

 years as district superintendent of the Mid- 

 Continent district before moving to Houston 

 as assistant to the manager of the Well Log- 

 ging Department. 



876 



