Title
David Rittenhouse
Caption
David Rittenhouse (1732-1796), American astronomer and inventor. He introduced spider's web as cross-hairs in telescopes and measuring instruments. He discovered the atmosphere of the planet Venus. Engraving 1896.
Date
1896
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07111_009359P
License type
Rights managed
Available size
25,7Mb (2,1Mb) / 8,5in x 11,8in / 2540 x 3543 (300dpi)