Metrication in the United Kingdom that reported in 1818, and again in Parliament by Sir John Wrottesley in 1824. Another Royal Commission was set up 1838 by Chancellor of the Exchequer Thomas Spring Rice and it reported in 1841 that decimal coinage was required first. A third commission in 1853 advocated decimal coinage in the form £1 : 10 florins : 100 cents: 1000 mils. The first florins (one tenth of a pound sterling) were struck in 1849 as silver coins weighing and having a diameter of . An early supporter of the "Decimal Association" was the mathematician Augustus de Morgan whose articles supporting the
Nigerian pound Nigerian pound The Nigerian pound was the currency of Nigeria between 1907 and 1973. Until 1958, Nigeria used the British West African pound, after which it issued its own currency. The pound was subdivided into 20 shillings, each of 12 pence. The Nigerian pound (which was at parity with the British pound with easy convertibility) was replaced with the introduction in 1973 of the decimal "naira" at a rate of 1 pound = 2 naira. This made Nigeria the last country to abandon the £sd currency system. Coins were issued in 1959 in denominations of ½, 1, 3 and 6