Harvester 10 filler red with overprints Bani and Regatul Romaniei in circle (issued at Klausenburg) position 75 with variety Bani at bottom instead of at top. Very fine with Koopman 1982 and Mihaly Bodor 2015 certificates: Unused but hinged. There are visible black "Koopman" and blue "Kros"  cancellations and lead pencil markings on the backside of the stamp, cat.v. 500++. Very rare, only a few copies believed to be in existence!