Four kymograph or more probably polygraph/sphygmograph records

Made:
1890-1910
Four kymograph or more probably polygraph/sphygmograph records

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Four kymograph or more probably polygraph/sphygmograph records
Science Museum Group
© The Board of Trustees of the Science Museum

Four kymograph or more probably polygraph/sphygmograph records, in brass-mounted leather case, British, 1890-1910.

Details

Category:
Laboratory Medicine
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A602725
Materials:
case, leather, mounting, brass and record, paper, soot coating
type:
kymograph records
credit:
Bruce, A.N.