Georgian / Napoleonic Nottingham Militia Officer's Gilt Tunic Coatee Button

Circa 19mm in diameter, fixed shank (slightly twisted to one side), an attractive open-backed convex button, with an incised design. Maker marked Firmin & Westall, Strand (dates from 1794 - 1812 when Firmin & Westall were one company). In super condition for age. A real cracker. A pre 1813 as termed the Royal Sherwood Foresters Nottinghamshire Militia from that date onwards. Rare.Ripley & Darmanin 'English Infantry Militia Buttons 1757 - 1881' fig 184 refers.Comm MaFi