Two penny blue to be sent anywhere within Britain; the Two Penny Blue's weight limit was a full ounce. Two penny blue The Two Penny Blue or The Two Pence Blue was the world's second official postage stamp, produced in the United Kingdom of Great Britain and Ireland and issued after the Penny Black. Initial printing took place from 1 May 1840, and in all 6,460,000 were printed from two plates until 29 August. Officially the stamps were valid for postage from 6 May but were only available from 8 May. It was first sold to the public at the London Inland revenue
Penny Black for official use to government departments such as the tax office and the idea of introducing an official stamp was abandoned. Only a few postally used examples exist, which probably originate from the Post Office circulars sent out as advance notice of the new stamps. Four are known on covers; all were cut from their envelopes and then replaced. Most of the cancelled examples are from trials of cancellation types, inks, and experiments with their removal. Those trials led to the change from black to red stamps, and vice versa for the cancellations. Considered a British cultural icon, the Penny