2, 50 Fr. on 2 Mark German Reich, 25 : 17 perforation holes, scarce colour blackish ultramarine, plate flaw I "break in crown left", cancelled "post auditing agency 33 (* b *) 25. February 1918", very fine, photo expertize Heinrich Wasels BPP "the condition of the stamp is perfect. ", Michel 1.500.- free of premium for the plate flaw, the the treble the cheapest type appraises, what arithmetically 4.500.- Euro result in was.