45 x 55mm gilt locket with rope work surround containing Collodion positive 25 x 35mm of a young man, originally coloured now somewhat faded. gilt locket with collodion positive
Microscope slide with 28 x 28mm collodion reproduction of grid numbered 1-50 on each axis - squares marked 1/1-50/50. Maltwood finder and manufactured name inscribed diamond. R. & J. beck. R. & J. Beck maltwood finder 1853-1863
Oval Collodion positive of a woman, half length, 32 x 40mm. In swivel mount back by carved ivory scene of two doves with foliage and urn. Pinchbech frame with leaf motif with brooch and pin ring. Collodion positive in ornamental brooch
Portrait of the scientist, Michael Faraday. This wet collodion positive on glass was used by William Henry Fox Talbot to make a photographic, or photoglyphic engraving on paper. Portrait of Michael Faraday before 1877
