Paul E. Fitzgerald received a B.A. degree in 

 geology from Ohio State University in 1926, 

 and has done graduate work at the University 

 of Michigan. Before joining Dowell Incor- 

 porated as a geologist in 1933, he was in the 

 geological department of the Pure Oil Com- 

 pany. He has served Dowell in various posi- 

 tions in most of the oil-producing areas of 

 the United States, Mexico, and South America. 

 In 1953, he was appointed Manager of Public 

 Relations for the company. 



R. G. Hamilton, a native of Indiana, gradu- 

 ated from De Pauw University with a degree 

 in geology in 1931. He received a master's 

 degree and a doctorate in geology from the 

 University of Iowa. In 1935 he joined 

 Schlumberger Well Surveying Corporation in 

 Houston as a logging engineer. After a year 

 in Houston he opened an office for Schlum- 

 berger at Wharton, Texas, and in 1937 he 

 was promoted to Oklahoma manager in Okla- 

 homa City. He has been an instructor in well- 

 log interpretation in courses conducted for 

 many oil companies. In 1954 he was engaged 

 in consulting work with oil groups in Cuba. 

 He is a co-designer of the Arps-Hamilton 

 Loganalyzer. In 1949 he organized Hamilton Well Log Consultants and has 

 continued in a consulting capacity since that time. He is a member of the 

 American Institute of Mechanical & Metallurgical Engineers, the American 

 Association of Petroleum Geologists, the Tulsa Geological Society, and Sigma Xi. 



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