'Donati's Comet, as seen at Paris on the 5th of October 1858.'
© Science Museum / Science & Society Picture Library
Italian astronomer Giambattista Donati (1826-1873) observed and recorded the first appearance of this comet in June 1858. Donati's comet was also the first to be photographed. From 'The World of Comets' by Amedee Guillemin (1826-1893), published in London in 1877.