Doolittle Raider visits museum for 70th anniversary event Published April 18, 2012 DAYTON, Ohio -- Maj. Thomas C. Griffin (right), one of five surviving members of the famous Doolittle Raiders, chats with crew members of the Miss Hap B-25 bomber at the National Museum of the United States Air Force April 17, 2012. Griffin and other Raiders are at the museum this week for the 70th anniversary of the famous Doolittle Raid. On April 18, 1942, 80 airmen took off in B-25 bombers from the aircraft carrier Hornet on a top-secret mission to bomb Japan. Some 20 B-25s gathered at the museum and will take part in a memorial flyover April 18.