Penny Black printing plates Penny Black printing plates The printing plates for the Penny Black, two pence blue and the VR official were all constructed by Perkins Bacon, the printers of the first postage stamps issued in Great Britain. The construction of these plates was long and complicated, which was intentional so as to make the forgery of the finished article almost impossible. The first stage involved the engraving of a background for the design. This was produced with a rose engine which laid down a circular pattern of symmetrical design onto a piece of soft steel. This was then partly cleared to leave
Penny Venetian Red the stamp's run; the printing plates used allowed for 240 stamps each. Like its predecessors, the Venetian Red sported individual letters in each of its corners to identify its position on the plate. The Venetian Red had a short run, and was replaced by the Penny Lilac in July 1881. Its displacement is attributed to a change in government postal policy: the Customs and Inland Revenue Act 1881 necessitated the creation of a new provision of revenue stamps. A new inscription was therefore needed, and the new Penny Lilacs featured the words "POSTAGE AND INLAND REVENUE" and "ONE PENNY", instead