unmounted mint Block of Four OFFICIAL STAMPS: 1950-54 2d. block of four, variety overprint inverted, fine unmounted mint. B.P.A. Certificate (1989). S.G. O38a, #2000. Photo

細節

unmounted mint Block of Four OFFICIAL STAMPS: 1950-54 2d. block of four, variety overprint inverted, fine unmounted mint. B.P.A. Certificate (1989). S.G. O38a, #2000. Photo