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17.3 x 26.2 cm ⏐ 6.8 x 10.3 in (300dpi)
OXFORD SCIENCE ARCHIVE / HERITAGE IMAGES / SCIENCE PHOTO LIBRARY OXFORD SCIENCE ARCHIVE / HERITAGE IMAGES / SCIENCE PHOTO LIBRARY
Dr Lyon Playfair, (c1850-c1880?). This eminent Victorian rose from being a chemist in the Geological Survey in 1845, to become Secretary for Science and Art in 1855 and president of the Chemical Society in 1857. He discovered the nitroprussides class of salts and took part in organising the Great Exhibition of 1851. He was Professor of Chemistry at Edinburgh from 1858 to 1896 and ended his career as Chairman and Deputy Speaker of the House of Commons. Artist: G Cook.
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