Mixed franking from 1 Din. With 4 Din. (pair) on the letter back of a correctly franked locate R covers with postal stamp through germanized stamp BETSCHKEREK 1 / 7 from 15.9.44 and with registration label with German toponym GROSSBETSCHKEREK 1 as well with censorship stamp 0368 / sparkling wine. II the censor office Grossbetschkerek. The Postal service and the censorship stamp are rare. Certificate Dr. Zydek: "the cover is except for negligible storage traces (left upper page) in good condition. "