25.0 MB (3.1 MB compressed)
4014 x 2177 pixels
34.0 x 18.5 cm ⏐ 13.4 x 7.3 in (300dpi)
UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY UNIVERSAL HISTORY ARCHIVE / UIG / SCIENCE PHOTO LIBRARY
William Watson's (1715-1787) glass-globe electrical machine generating a charge which is passed through the man standing on an insulating block of resin. A spark was created as the man's fingers were touched by an uninsulated person. Copperplate engraving 1797.
Model release not required. Property release not required.