Photograph of Lewis Morris Rutherfurd (1816-1892). Rutherfurd was born was born in New York, United States, of Scottish descent. Following a residence in Britain, he returned to America and in 1856 had his own observatory built, from which he observed and photographed the planets and stars. He went on to map the heavens using a new micrometer which he designed to enable him to measure photographic distances more accurately. He also made notable contributions in the field of spectroscopy, clasifying stars.
© Science Museum / Science & Society Picture Library