1933 "Zeppelin Cruise" airmail stamp for use in Tripolitania (western part of the Italian Colony of Libya at that time). Stamp shows detail of Guido Reni (Italian painter, 1575-1642) masterpiece "Aurora", fresco in Pallavicini-Rospigliosi Palace in Rome. More information in: http://en.wikipedia.org/wiki/Guido_Reni
