3 3 c m
40cm
actual image size: 32cm x 25cm
Description
Experiment 1108 from John Herschel's own notebook. Herschel (1792-1871) was an English astronomer, mathematician and chemist who discovered 525 nebulae and clusters. He pioneered celestial photography and invented the cyanotype or blueprint proces.
Image Details
Image Ref.
10317949
© Science Museum / Science & Society Picture Library