"Aid for Municipal Kindergartens" miniature sheet, proof on yellowish unwatermarked paper, format 114x153mm, unused with original gum, brown spot at centre right of sheet, creases and ca. 9 mm tear with hinge remnant in lower area, stamps sound mint never hinged, unsigned, very rare, photo certificate Walter Zirath BPP (2015) "...a very rare proof", Mi. 5.000.-