AUSTRIA
Michel No. 968 PU
1952 20 Schilling airmail stamp "Golden Eagle"
imperforate proof print in black
on pure white cardboard paper
unused without gum as issued:
genuine and flawless
The rare proof print is in good condition.
Not listed in ANK or Michel catalogues.
No signature.
With photo certificate by Rüdiger Soecknick, member of the Association of Austrian Stamp Examiners (VÖB) and the German Federation of Philatelic Experts (BBP).