A group photo in 1929 shows the original Delta Air Service crew of pilots and mechanics including C.E. Woolman, second from left and John Howe, who piloted Delta's first scheduled flight, on his right. This photo is from the book, "Delta: An Airline and Its Aircraft: The Illustrated History of a Major U.S. Airline and the People Who Made It" by R.E.G. Davies, published by Paladwr Press.