
Title
Pouillet'S Pyrheliometer, used to measure the amount of solar heat reaching the earth's surface
Caption
Engraving depicting Pouillet's Pyrheliometer, used to measure the amount of solar heat reaching the earth's surface. Claude Pouillet (1790-1868) a French physicist and a professor of physics at the Sorbonne and member of the French Academy of Sciences. Dated 19th Century
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP23A15_287
License type
Rights managed
Available size
60,0Mb (2,7Mb) / 13,9in x 16,7in / 4182 x 5015 (300dpi)