1 Kreuzer coat of arms design, ochre yellow, machine paper, paper thickness 0, 12 mm, on all sides full margins, cancelled by single circle postmark "9-11 Fr. Vienna 31 III", very fine, abridged certificate Martin Weissenbichler VOEB (2021) "genuine and immaculate", ANK 140.-, cancel Mueller number 3214 w, 24 points