Marey sphygmograph

Made:
1872-1900 in London and Paris
maker:
Hawksley and Sons Limited
SMG00260040

SMG00260040
Science Museum Group
© The Board of Trustees of the Science Musuem

Marey sphygmograph, Mahomed's modification, in case, by Hawksley, 300 Oxford Street, London, England, with motor by Breguet, Paris, France, 1872-1900.