Harpo Marx for the name Adolph (as a child, he was routinely called "Ahdie" instead). The name change may have also happened because of the similarity between Harpo's name and Adolph Marks, a prominent show business attorney in Chicago. Urban legends stating that the name change came about during World War I due to anti-German sentiment in the US, or during World War II because of the stigma that Adolf Hitler imposed on the name, are groundless. His first screen appearance was in the film "Humor Risk" (1921), with his brothers, although according to Groucho, it was only screened once and then
Adolph Friedländer are available from many sources. Despite their recognizable provenance, not all Friedländer poster designs displayed his printer's mark, nor the direct authorship note sometimes included: ""Lith Adolph Friedländer Hamburg"". Accordingly, it is believed that there are still original designs in existence that are yet to be found. This article draws heavily on the corresponding article in the , accessed in the version of 21 August 2011. Adolph Friedländer Adolph Friedländer (17 April 1851 – 7 July 1904) was a famed German lithographer of posters and a publisher hailing from Hamburg. His printshop produced over 9,000 posters between 1872 and 1935,