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

1854/1858, Study of Broken Perforation Pins, set out on ten album pages, neatly written-up, predominately used singles, although six covers, several multiples, outlines the various varieties and their states, many visually spectacular items, noted 1 d. red plate 174 block of four showing variety no. 4 state 1, also a strip of three from plate 176 exhibiting variety no. 5, a registered 1854 cover with vertical strip of three plate 185, variety 5, used in combination with embossed 6 d. lilac, which the write-up states to be the earliest recorded date for the use of this variety, another registered cover franked with a combination of 2 d. blue, plate 4 strip of three, with 1 d. red showing variety no. 4 state 3, many other interesting and scarce items, additionally three examples of partially imperforate stamps on a separate page, condition mostly fine, some very fine, a valuable lot.rnrn