Auction 309-320 - Great Britain 1840–1841 Europe & Overseas - Day 5

1854/1872, Study of "Double Perforation" varieties on line engraved and Surface Printed stamps, presented upon two neatly written-up album pages, comprises eleven examples, including a spectacular large piece with a block of six 1854, 1 d. red, plate 172, showing double perforation which have partially disintegrated, with splitting of top row and intact lower row, also 2 d. blue vertical pair with double perforation between, several surface printed examples with a range of values 3 d. to 1 s., including an 1868 cover from London to New York, very scarce selection.