1st Lieutenant James R. Polkinghorne Jr., USAAF, was born in Pensacola, Florida in June 1921 and earned his U.S. Army Air Forces pilot wings as part of the famed Tuskegee Airmen in February 1943. Assigned to the 301st Fighter Squadron, he disappeared in May 1944 while flying a combat mission in a P-39 Airacobra over Italy. Packed with illustrations, Lost in Heaven also chronicles the achievements of early black aviation pioneers who refused...