C.1839, French, signed on limb and bodytube ‘Charles Chevalier, Ingénieur, optician Palas Royal 163, a Paris’ also signed to each of the simple objective lenses ‘Charles Chevalier’, French polished dark mahogany case has a pull out drawer that contains the microscope and its accessories, on the top of the case is a brass boss into which screws microscope limb, at the bottom is a large plano-concave mirror in a gimbal on a sliding collar, a fold down/up wheel of stops and a simple stage, the accessories include 2 eyepieces, 6 simple objectives, a stage condenser, a compound body tube, an achromatic objective and other accessories