''Carl'' Minton Hadra Sr. () Find a Grave Memorial
Carl M. Hadra Carl M. Hadra Passed away July 26th, 2006, under the wonderful care of Hospice of the Valley. Born September 15th, 1924, in Greenville, Texas, Carl was a proud veteran of World War II, serving as a P47 Mechanic. He came to Phoenix with wife Barbara in 1960 and opened Carl M. Hadra and Associates, his consulting engineering firm.