Aldo S. Lehmann ’41 PhD

Aldo S. Lehmann ’41 PhD, of Fallbrook, Calif.; Nov. 24. He joined Shell Development Co. as a chemist in 1946 and held several managerial positions in the company, retiring after 31 years. During World War II he worked for the U.S. Department of the Navy on special assignments, including the Manhattan Project. An avid traveler, he visited numerous countries and every state in the United States. He was a member of the American Chemical Society, American Petroleum Institute, Alpha Chi Sigma, Phi Beta Kappa, and Sigma XI. He enjoyed camping, hiking, fly-fishing, hunting, and horseback riding. He is survived by two sons, two grandchildren, and seven great-grandchildren.