Keywords: john mcgrew johnmcgrew world war one worldwarone 5th aero group 5thaerogroup mastfernrohr periscope wheel vehicle outdoor John McGrew was a member of the Photographic Section of the 5th Aero Group A.E.C. during WW I. This collection is comprised of aerial and ground photos the the WW I era. Repository: San Diego Air and Space Museum Archive John McGrew was a member of the Photographic Section of the 5th Aero Group A.E.C. during WW I. This collection is comprised of aerial and ground photos the the WW I era. Repository: San Diego Air and Space Museum Archive |