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, as properly franked single franking on Postal Union letter, 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!