A photographic portrait of Sir Joseph Bazalgette (1819-1891) taken by Samuel Robert Lock (1822-1881) and George Carpe Whitfield. In 1855 Bazalgette was appointed chief engineer to the Metropolitan Board of Works. At the time, London's drainage system was woefully inadequate - public health was threatened by cholera outbreaks. Over the next twenty years, Bazalgette constructed a radical new sewerage system for London. Heralded a pioneer of public health engineering, he was knighted in 1874. This Woodburytype is from 'Men of Mark', a series of books feauring prominent men of the time, published between 1876 and 1883. The Woodburytype was a photomechanical proces patented in 1864 by Walter Bentley Woodbury (1834-1885).
© Kodak Collection / National Science & Media Museum / Science & Society Picture Library