Title
Cambridge electrocardiograph of 1911
Caption
Cambridge electrocardiograph of 1911. Made by the Cambridge Instrument Company, England.
Date
1911
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP15A00_138
License type
Rights managed
Available size
50,2Mb (3,9Mb) / 16,5in x 11,8in / 4936 x 3552 (300dpi)