Heinrich Köhler 383rd Auction – Day 2 Single Lots: Olympics, Thematics, Literature Special Catalogue: Airmail and Zeppelin Mail – inclusive the collection of the Sieger family

1970, 200th birthday of Ludwig von Beethoven 100 franc colour proof with illustration "von Beethoven with quill and paper scroll" imperforated in vertical strip of five (four different colours) with wide sheet margin with sheet number and printing date, mint never hinged, in fine condition
1970, 200th birthday of Ludwig von Beethoven 100 franc colour proof with illustration "von Beethoven with quill and paper scroll" imperforated in vertical strip of five (four different colours) with wide sheet margin with sheet number and printing date, unmounted mint, very fine