54. Birthday of Adolf Hitler, single copy "Hitler with raised coat collar" in sepia, proof the Empire printing office Vienna to the issue Michel no. 844 / 49 (according to Jakubek handbook (S. 201) for Mark values the permanent issue) with handwritten date "18.12.42", in perfect condition mint never hinged, very rare piece, expertized Ludin BPP with photo certificate "the printing is rare; the copy is impeccable condition and shows originals, complete gum. "