Decimal Day weights and measures.) Around the time of Decimalisation Day, "Decimal Adders" and other converters were available to help people convert between the old and new coins. The following is a table showing conversions between the decimal and pre-decimal systems. All pre-decimal coins (except for certain non-circulating coins such as crowns, sovereigns, and double florins which were explicitly excluded from demonetisation) are now no longer legal tender. Public outcry at the proposed demise of the old sixpence (6d), worth exactly p and originally slated for early withdrawal, postponed its withdrawal until June 1980. Shillings and florins, together with their same-sized 5p
Coins of British India mohurs were proof issues. Varieties with both the younger and mature busts exist. Currency and proof issues of the 1862 dated rupee coins have a number of different obverse and reverse die varieties, which are helpful in identification of the mint. The design of the coin, however, remained largely unchanged. From 1863 till 1875, the Bombay mint introduced an unusual system of dots to date the coins. These dots occur on the reverse below the date, above the word 'ONE', or in both positions. From 1874, this practice was halted and coins began to be dated continuously. From this development,