3 Ngr. on yellow, illuminating fresh colors, large margins all around, with full vertical cut line left and short cross-stroke at the bottom of sameer, being a properly franked single franking on postal union cover, with centric clear full grid stamp together with single circle postmark "PLAUEN 25 June 53" over railway mail Leipzig farmyard to Vienna / Austria. Stamp above the minimal suggestion of a horizontal letter crease, fine example!