細節
MURRAY & HEATH, LondonA wood-body Brewster-pattern stereoscope with hinged top and back, rack and pinion focusing eyepiece section and inset plate Murray & Heath, 43 Piccadilly, London. Reg. Feb 1858, mounted on a turned brass stand, the base engraved Murray & Heath, 43 Piccadilly, London, contained within a fitted-wood case with divided stereograph sections holding two stereo-diapositives and stereocards.