Title
Hermann Ludwig Ferdinand von Helmholtz
Caption
Hermann Ludwig Ferdinand von Helmholtz (1821-1894). German physicist and physiologist, giving a lecture on 7 July 1894. Opthalmascope
Date
19th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP07103_460000452
License type
Rights managed
Available size
29,4Mb (1,4Mb) / 9,7in x 11,8in / 2898 x 3543 (300dpi)