 When the letters arrived, Fred became the pilot who carried the first airmail sanctioned by a U.S. postal authority.The first scheduled US airmail service connected Washington, D.C., and New York.This 218-mile route was designed by Augustus Post, the Secretary of the Aero Club of America, who had served as an assistant to Alexander Graham Bell's Aerial Experiment Association in 1908 and was newly returned from special military service training aviators in Britain and France.