Bishop's Mark introduced by the Englishman Henry Bishop in 1661 to prevent delays was the world's first what?
Henry Bishop (postmaster general) 1663 at which time he gave up the remainder of his lease to Daniel O'Neill. Henry Bishop introduced the world's first known postmark in London in 1661. The "Bishop Mark" was designed to show the date on which a letter was received by the post and to ensure that the dispatch of letters would not be delayed. These were the world's first handstruck postage stamps Bishop announced, The postmarks were usually on the back of the letter and are known initially used in the Chief Office in London but were introduced later in Dublin, Edinburgh and New York City. The
Henry Leslie (bishop) Henry Leslie (bishop) Henry Leslie (1580 – 9 April 1661) was a Scottishman who became the Church of Ireland Bishop of Down and Connor from 1635 to 1661 and briefly Bishop of Meath from January to April 1661. He was the eldest son of James Leslie and his wife, Jean Hamilton of Evandale, born at Leslie, Fife in 1580. The father, apparently a Catholic, was the second surviving son of George Leslie, 4th Earl of Rothes. Henry Leslie was educated at Aberdeen, and went to Ireland in 1614, where he was ordained priest 8 April 1617. He became prebendary of