NEGRETTI & ZAMBRA, London
A wood-body Rowsell's patent stereo-Graphoscope with hinged magnifying lens and label Negretti & Zambra, Opticians, and instrument maker's to the Queen, 59 Cornhill, London.
NEGRETTI & ZAMBRA, London
A wood-body Rowsell's patent stereo-Graphoscope with hinged magnifying lens and label Negretti & Zambra, Opticians, and instrument maker's to the Queen, 59 Cornhill, London.
