Title
Electric by Helmholtz.
Caption
Electric by Helmholtz - an illustration of the encyclopedia publishers Education, St. Petersburg, Russian Empire, 1896.
Date
1896
Credit line
Photo12/UIG/Igor Golovniov
Reference
UMG23A00_084
Model release
No
Property release
No
License type
Rights managed
Available size
47,7Mb (2,2Mb) / 17,0in x 10,9in / 5100 x 3268 (300dpi)