Florin (British coin) angles. The new florin closely resembles the Gothic crown of 1847; the obverse for both was designed by the Chief Engraver of the Royal Mint, William Wyon, while the reverse of both was designed by William Dyce. Unlike the crown's Gothic script, the 1849 florin has Roman lettering. The 1849 florin, issued in silver, weighed 11.3 grams and had a diameter of 28 millimetres. The new coin made clear its value with the inscription on the reverse. To aid in the decimal experiment, the half crown (two shillings and sixpence, or one-eighth of a pound), near to the florin in
Penny (Irish pre-decimal coin) Penny (Irish pre-decimal coin) The penny (1d) () coin was the third smallest denomination of the pre-decimal Irish pound, worth of a pound or of a shilling. To express an amount, penny was abbreviated to "d", e.g. 1d, from the Roman "denarius". It was introduced in 1928 to replace its British counterpart, used when all of Ireland was a constituent country of the United Kingdom. The last year of minting was 1968 and it ceased to be legal tender on 31 December 1971. The coin measured in diameter and weighed 9.45 grams. The bronze coin was made up of 95.5%