Heinrich Köhler 384 Auction – Day 5 Germany after 1945 & Country Collections

1924, Jan Zizka, a most interesting group of ten proofs for a stamp prepared but unissued, incl. a final master die proof on black and one enlarged proof in orange, three perforated colour proofs with value but blank tablets and some negative impressions in red, red-orange, brownish-red and reddish-purple; very fine and scarce