English, c.1810, engraved along the column 'Thos Rubergall, Coventry St, London' the microscope of Banks format with the column screwing into a threaded boss on the top of the case , microscope with plane mirror in a gimbal, rack and pinion focus to stage, limb with 3 simple screw in lenses with live box and forceps, in a fine sharkskin covered case lined with green French velvet with cream satin edging

Footnote: According to Clifton Thomas Rubergall (w.1800-1854) moved to Coventry Street in London in 1805.