
Title
Engraving demonstrating fulcrum by a see-saw
Caption
Engraving demonstrating fulcrum by a see-saw. Dated 19th Century
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP23A16_071
License type
Rights managed
Available size
60,0Mb (3,5Mb) / 18,0in x 13,0in / 5396 x 3886 (300dpi)