The ophthalmoscope in the lifetime of Hermann von Helmholtz.
Keeler
C Richard
CR
1 Brookfield Park, London NW5 1ES, England. rkeeler@freenetname.co.uk
D005858:Germany; D049672:History, 19th Century; D009885:Ophthalmology / Q000266:history; D019721:Ophthalmoscopes / Q000266:history*; D009887:Ophthalmoscopy / Q000266:history