The Ju 46 was a W34 derivative as a mailplane, to be catapulted from ocean liners, and as such a seaplane, but D-2491 was delivered as a landplane in June 1933. Swastika flag decreed on port side of the rudder in July 1933. Renamed Bremen as a catapult seaplane in 1934, painted red. To D-UHYL. Last launch from steamer of the same name on 9 October 1935, 1028 km (639 miles) off Southampton. To D-OBRA of Lufthansa. To Hansa Luftdienst. Photographed in the summer of 1939 doing sightseeing flights at Pörtschach am Wörthersee, still as a seaplane. Photo from: Lufthansa

'Mail plane from Europe, 8 p.m.' The Ju 46 was a derivative of the Junkers W 34, strengthened for catapult launching from the fast ocean liners Europa and Bremen. This was the prototype, first launched from Europa on 9 May 1932. To D-UKOV. Photo by: Alton Blackington / University of Massachusetts Amherst Libraries