Lot 71538 – 1926 4d Triangular specialised study on 14 exhibit pages including first day covers

1926 4d Triangular specialised study on 14 exhibit pages, incl. small buff envelopes in which the stamps were supplied to the Post Office (English and Afrikaans versions) with Bradbury Wilkinson wax seals, various multiples showing shades and wide/narrow margins, two sheets of 120 and pair of SWA overprint sheets, missing eyebrow variety several privately perforated mint and used examples plus a cover, matching pair of Jan 1st FDCs with a pair of English & Afrikaans and a Jan 1st FDC with single of both (scarce as Jan 1st was a Sunday), a fine study for the specialist.