Bulgaria 1990 Airplanes sheetlet containing set of 6 unmounted mint, SG 3705-10 (Mi 3858-63)
Bulgaria 1990 Airplanes sheetlet containing set of 6 unmounted mint, SG 3705-10 (Mi 3858-63)
Bulgaria 1990 Airplanes sheetlet containing set of 6 unmounted mint, SG 3705-10 (Mi 3858-63)