拍品 793
793
Air Mail unmounted mint 1932 (May) "DO-X" $1.50 on $1, centred to foot, fine unmounted mint. S.G. 221, #180

细节
Air Mail unmounted mint 1932 (May) "DO-X" $1.50 on $1, centred to foot, fine unmounted mint. S.G. 221, #180