Martin Blumenson [SEP] date of death
Martin Blumenson
Martin Blumenson (8 November 1918 – 15 April 2005) was an American military historian who served as a historical officer with the Third and Seventh Armies in World War II and later became a prolific author. His works included an authoritative biography of General George S. Patton.
Biography.
Born in New York City and raised in Bernardsville, N.J., Blumenson studied at Bucknell University and Harvard University, earning master's degrees from both by 1942. During World War II, he became an officer in the United
1943—thus came before the effective postdated date of rank for his promotion to colonel—October 1, 1943. 
Further reading.
- Blair, Clay (2003). "The Forgotten War: America in Korea, 1950–1953". Naval Institute Press. , .
- Blumenson, Martin (1990). "General Bradley's Decision at Argentan (August 13, 1944)". University of Michigan Library Press.
- Blumenson, Martin (1993). "The Battle of the Generals: The Untold Story