A lovely quality 19th Century compact boxed brass microscope, with fine focus, coarse focus and four objective lenses which can be unscrewed from the head and used together in various combinations to obtain different degrees of magnification.
In full working order.
Measurements are of the box.
Box stamped: J. W. Johnston and Son, 53, Castle St. Carlisle, Opticians.
H: 3 in / 7.6 cm W: 8 in / 20.3 cm D: 3.75 in / 9.5 cm
Stock Reference No: A2445