Uncle Joe's Mint Balls Uncle Joe's Mint Balls Uncle Joe's Mint Balls are mints produced by Wm Santus & Co. Ltd. in Wigan, Greater Manchester, England since 1898. Despite their name, the mints are not truly spherical but oblate spheroids. The ingredients of Uncle Joe's Mint Balls are: pure cane sugar, oil of peppermint and cream of tartar and are described on the tin as "suitable for vegans". The words "Gluten Free" are also on the tin lid. The early mint balls were made by William Santus' wife, Ellen, before production moved to a factory near Wigan Wallgate railway station in 1919. The packaging,
Henry Slingsby (Master of the Mint) Henry Slingsby (Master of the Mint) Sir Henry Slingsby (c.1621 – c.1688) was an English Master of the Mint. He was the third son of Sir William Slingsby of Kippax, West Yorkshire and was educated at Exeter College, Oxford. He was appointed Deputy Master of the Mint (based in the Tower of London) to Sir Ralph Freeman from 1662 to 1667 and sole Master from 1667 to 1680. Slingsby introduced the idea of stamping the inscription "Decus et Tutamen" around the edge of silver coins to prevent clipping. He built a new house at Park Wood, Burrough Green. The position