Auction 333-341 Western Australia & Great Britain - Day 3

1878/79: 1 d. deep rose-red, plate 191, lettered NG, an unused Imperforate Proof example, a "Trial for Lighter and More Fugitive Colours", cut into at bottom, with Trial cancellation of two horizontal manuscript lines, rare. Photocopy certificate RPSL (1980) for strip of three. Gi DP39 = £ 4'000.
Remark: Adjoins to the Block LD/NF from the "Magnificent" Collection and The Robson Lowe, 1. Dec. 1943 block of 6 LG/MI.
Provenance as strip of three NG-NI : Robson Lowe, 1. Dec.1943, lot 273; Habsburg Feldman, Dec. 1989, lot 30398; Collection 'Great Britain The Line Engraved Issus 1840–1870', The Åke Rietz Collection, Corinphila 7 June 2023.