Photographic negative by William Henry Fox Talbot: From Old Painted Glass, 1839 Photographic negative by William Henry Fox Talbot: From Old Painted Glass 1839
Photographic positive print by William Henry Fox Talbot: From a Printed Book, c1839 Photographic positive print by William Henry Fox Talbot: From a Printed Book circa 1839
Glass plate negative 'Taken in the crater during an explosion, Etna', by the Rev George Bridges, 1845. Taken in the crater during an explosion, Etna 1845
Photographic negative by William Henry Fox Talbot: Untitled (subject - from a printed book), 1839 Photographic negative by William Henry Fox Talbot: Untitled (subject - from a printed book) 1839
Photographic negative by William Henry Fox Talbot: Untitled (subject - grasses), 1839 Photographic negative by William Henry Fox Talbot: Untitled (subject - grasses) 1839
Photographic negative by William Henry Fox Talbot: Untitled (subject - lace and fern). Undated Photographic negative by William Henry Fox Talbot: Untitled
Negative film strip, comprising two images, of Roy Ashton adjusting a special effects mask for an unknown actor from the film, ' Asylum' (1972). Special effects make up for 'Asylum' 1972