1924-36 Issues. 1924 British Empire Exhibition bronze plaque, 50x77mm, by E. Carter Preston, showing enthroned Britannia right receiving assembly of Dominions, very fine. (Image)

1934-35 1/2d green (Harrison printing) mint n.h. top marginal pair of tête-bêche booklet panes of six imperforate imprimaturs, with "BPMA" handstamp on reverse, some gum wrinkling as prevalent throughout the sheets, nevertheless very scarce in this format. (Image)

1924 1/2d green overprinted "SPECIMEN" type 32 in mint block of four (only one stamp showing the merest trace of hinge), very rare and most likely unique as a block (S.G. Spec N33ua). (Image)

1924 1d scarlet from the Waterlow printing, wmk sideways in mint n.h. imperforate imprimatur pair from the top of the sheet, with "BPMA" handstamps on reverse, scarce. (Image)

1924-26 Wmk Block Cypher 1 1/2d red-brown, watermark sideways, mint imperforate imprimatur vertical gutter pair from the sideways coil printing, each with "BPMA" hs on reverse, hinged in the gutter with some minor wrinkling, very fine and scarce. (Image)

1924 10d turquoise-blue overprinted "Specimen" type 32, mint o.g., very fine and rare (S.G. Spec N44u). (Image)

1929 PUC 1 1/2d red brown mint n.h. imperf. imprimatur block of eight advertising booklet panes with two tête-bêche pairs from the Post Office Registration sheet, reverse with NPM Imprimatur" from the NPM Archive sale, superb and unique. (Image)