拍品 194
194
unmounted mint -- phosphor, a vertical pair (S.G. 697/699), the upper stamp variety bright blue omitted, fine unmounted mint. S.G. 697pg, #500

細節
unmounted mint -- phosphor, a vertical pair (S.G. 697/699), the upper stamp variety bright blue omitted, fine unmounted mint. S.G. 697pg, #500