Kraft durch Freude Conference
Third Reich Postal Stationery
These cards were issued in June 1938 to commemorate the National Conference of Kraft durch Freude (Strength Through Joy) in Hamburg. The cards sold for 20 Rpf (single) / 40 Rpf (reply card), with the surcharge benefiting the KdF.
The cards depict a Nordic woman waving to the Wilhelm Gustoff.