A Mid 19th Century Burr Walnut Veneer Double Viewer Table Stereoscope, the provenance of the stereoscope is labelled as Matilda Merceron, married in 1829 and resident in Hackney, with many cards inscribed Merceron Verso, some chips to veneer to bottom of viewer, candelabra added to sides, G, with 92 various cards, including coloured genre, topographical, statuary. 1862 Exhibition, with mahogany box containing further cards, coloured genre cards (some topographical (14), French tissue cards (12), still life (1), cat (1) and ten French Ziegler cabinet cards of views of Paris, F