Georgian / Napoleonic Wiltshire Yeomanry Cavalry Officer's Silver Plated Open Backed Tunic Coatee Button

Circa 18.5mm in diameter, fixed shank, silver plate in superb condition with slight edge wear. Maker marked Mark Sanders & Co (based in Birmingham). Unit formed 30 June 1794. A reasonably large corps, with circa 30 officers in 1797.Similar to the button in Ripley & Darmanin fig 227 but with the addition of Wiltshire below the Georgian crown.See the following URL for more information on Mark Sanders:https://www.austbuttonhistory.com/its-un-australian/Comm MaFi