Blank greetings card with envelope featuring:

'Collingwood' (the house of Sir John Herschel) NPG x44704

© National Portrait Gallery, London

by Unknown photographer

Astronomer and physicist; son of Sir William Herschel, he followed his father in astronomical research, mapping the sky of the southern hemisphere; his many scientific achievements included contributions to early photography; invented photographic use of sensitized paper, introduced 'hypo' as a fixed agent, and coined the terms 'photograph', 'negative', and 'positive'. In 1820 he was among the founders of the Royal Astronomical Society and was presented with their Gold Medal for his work on double stars. Herschel served as President of the Royal Astronomical... more

Card size: 125mm x 175mm

Images are printed in their original proportions, within a white border.