Louisiana WW2 NMCG Casualty List – U Surnames UMBACH, Frederick Milton, Electrician’s Mate 1c, USN. Parents, Mr. and Mrs. Warren Umbach, 332 Hamilton, St. Gretna. Topics: Casualty List, World War 2, Collection: Department of the Navy. Bureau of Naval Personnel. State Summary of War Casualties from World War II for Navy, Marine Corps, and Coast Guard. Item from Record Group 24: Records of the Bureau of Naval Personnel.Share this:FacebookTwitterPinterestPocketTumblrRedditEmailPrint