1890, voice card 10 Kr blue in the unused, only 1 x folded (and there the perforation half separated), vertical counter strip to 10 pieces in perfect high quality, photo expertize Ferchenbauer . Exquisite item this very rare piece of evidence, complete counter strip with in good order tooth bridges are extraordinarily rare - even in the Ferchenbauer special catalogue is only some depicted, S. 472 already single pieces are large rarities! Collector's price! !