細節
cover 1861 (28 Mar.) letter wrapper from Port Elizabeth addressed to Graham's Town, bearing 4d. pale bright blue, clear to large margins all round, showing portion of adjoining stamp at lower right and scissor cut at foot clear of design, lifted and hinged to the wrapper; backstamped "PORT ELIZABETH/MR 29/1861" across the flap; filing crease clear of stamp.
來源
Burrus, 1962
Sir Maxwell Joseph, 1982
Sir Maxwell Joseph, 1982