dating php script software - Dating silver plate letter dates

Originally this was a tax “for the encouragement of tillage”, but after 1806 when Irish silver was struck with the king’s head duty mark it became the mark signifying the Dublin Assay Office. The Hibernia mark was only introduced in 1730, and the monarch’s head mark came in in 1806, so we do not expect to see either. Unlike the first photo, the marks are not in an orderly line. Clockwise from the top left we see the harp crowned (purity), the letter “h” (1727 in this case), and TW for the maker, Thomas Walker.The photo below shows a typical set of antique Irish silver hallmarks. However, sometimes it can be a challenge to identify which year a piece of Irish silver was made – the differences between some of the cycles can require a trained eye.

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Since hallmarking began, the leopard’s head has been used in various forms to denote the London Assay Office.

The Edinburgh mark is a three-turreted castle (to which a thistle was added from 1759 until 1975 when a lion rampant replace the thistle); the mark for Sheffield was a crown until 1974 when it was replaced by a rosette, while the symbol for silver made in Birmingham is an anchor.

Dublin’s assay office has been operating since the middle of the 17th century and silver is still marked there.

Most British and Irish silver carries a number of stamps indicating not just the standard or purity mark (typically the lion passant) but also the initials of the maker, a date letter and the place of assay.

Dublin silver is struck with a crowned harp, to which a seated figure of Hibernia was added in 1731.

Sequences of historical marks for the following offices can be viewed through the links below (reproduced courtesy of the British Hallmarking Council).Hallmarks are authenticating marks struck on most silver items produced or offered for sale in Ireland. Though technically they were breaking the law, this interesting quirk of history gives pieces from these locations their own unique history and charm.Since 1637 the Assay Office in Dublin Castle has been the only body with the authority to perform this task. The photo below shows typical Cork marks; JN, for John Nicholson, stamped twice, either side of the word “Sterling”.|HOW TO READ ENGLISH/BRITISH STERLING SILVER MARKS| |DUTY MARKS| |LEOPARD'S HEAD| |LONDON MARKS| |WOMEN SILVERSMITHS| |PSEUDO HALLMARKS| |IMPORT MARKS| |CONTEMPORARY MARKS| |JOURNEYMAN MARKS| |HERALDRY & FAMILY CRESTS| |OLD ADVERTISEMENTS| |FACTORIES & SHOPS: OLD IMAGES| |ARTICLES ON ENGLISH SILVER| The hallmarking of British sterling silver is based on a combination of marks that makes possible the identification of origin and age of each piece.The date letters below show the background shape for silver.The same letters were used for Gold, which has been marked in Birmingham since 1824, but with a background of a square with cut corners.

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