Elliptical sprung dynamometer. Medical dynamometers are used to measure and analyse muscle strength. This example by P. Harris is English and dates fr

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Elliptical sprung dynamometer. Medical dynamometers are used to measure and analyse muscle strength. This example by P. Harris is English and dates from around 1900.

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Size: 4985px × 3645px
Photo credit: © Science Photo Library / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 1900, 1900s, 20th, analyser, analysis, antique, british, century, collection, device, dynamometer, elliptical, english, harris, health, historical, history, instrument, measure, measurement, measuring, medical, medicine, muscle, sprung, strength, twentieth