San Diego Air & Space Museum Archives:
Donald Gordon Collection-James, Don, Ralph, Grand Bostonia 1886
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Don Gordon's Home Mount Palomar
San Diego Air & Space Museum Archives:
Donald Gordon Collection-2nd Powered Plane
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Donald Gordon on Palomar Mountain Ranch
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Grodon Family
San Diego Air & Space Museum Archives:
Donald Gordon Collection-James, Don, Ralph and Grant in Bostonia grown
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Gordon's Second Monoplane
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Gordon Home
San Diego Air & Space Museum Archives:
Donald Gordon Collection Gilder
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Donald Gordon About 1911
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Gordon 2nd Plane
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Gordon's Hill 1916
San Diego Air & Space Museum Archives:
Donald Gordon Collection- Davud Gilchrist Gordon and Helen Gordon parents
San Diego Air & Space Museum Archives:
Donald Gordon Collection-Where Gordon Flew