is that Norwegian machine with a very norwegian name????
The Honningstad Finnmark? Nope, sorry mate, but I did think yours was this for a brief period!
Like the Weser this is a German project. Remember searching through the RLM numbers looking for a "high speed utility transport" a while back? Have another go, this time a "utility amphibian."
German Military Aircraft Designations (1933-1945)