The special postmark was used only on 20 April 1938, the actual date of Hitler’s birthday. Depicted is Graz Castle.

The photocard is franked with Scott Bl 18 and cancelled in Graz, 20 April 1938.

Graz, the capital of Styria, Austria, had a population of 152,706 in 1938. It is a picturesque old town built on both sides of the Mur River between the Styrian Alps and a wide, fertile valley known as the Grazerfeld. In the 9"1 century there was fortress on the Schlossberg, a rocky cone (1,552 feet) that dominates the city. The town contains several old buildings—two Gothic churches, one built in 1283; the Late Gothic cathedral (1462); the ancient Castle of the Styrian Dukes; the Armory (1643-45) with a unique historical collection of armor and weapons; the Town Hall (1888-93); the Landhaus, an 11"' century castle with 15"' century additions, now used as government offices; Karl-Franzens-Universitdt Graz founded in 1585; Graz Technical University (1811); and the Steiermdkisches Landesmuseum Joanneum founded in 1811 by the Archduke John and containing historical and art collections.
The most important industries in 1938 included the manufacture of machines, steel goods, rails, railway carriages, sugar, wine, perfume, stearine candles, and soap.