Coat of Arms 3 kreuzer rose red type IIIb, 6 kreuzer brown type III (on reverse) and 9 kreuzer blue type IIIb (3x) on second rate registered cover from Triest 13-12-1857 over Leipzig to Amsterdam with various markings and written postal notations, fine/very fine with extensive 2021 Ulrich Ferchenbauer certificate
War Welfare 12 on 10 heller with variety reversed overprint and blue coloured margin, fine/very fine (short perf. at right) mounted mint with 2020 Rüdiger Soecknick certificate. According to Mr. Soecknick an unrecorded and unique variety!
Karl I 30 heller black green on "Auftragspostanweisung" from Bugojno 13-6-1918 to Sarajevo, fine/very fine (pinhole probably caused by receipt holder) with extensive 2020 Rüdiger Soecknick certificate. An extremely rare postal form. This is the only franked form known! (See Ferchenbauer part IV page 386)