Volume of Arm in relation to Circulation and Respiration

Alice Hamilton (standing) in physiological laboratory (source: Not Just Any Medical School by Horace W. Davenport) Plethysmographic measurements of the forearm as described by Sewall and Sanford ... (source: Physiology at Michigan, 1850-1923)

Latent Period of Muscle

The young man is stimulating motor points (source: Physiology at Michigan, 1850-1923 by Horace W. Davenport)

Voluntary Muscular work recorded and Measured

The student is fatiguing the muscles of his left hand ... (source: Physiology at Michigan, 1850-1923 by Horace W. Davenport)

A Case of Anatomical Models

Daybook, image #40

Fatigue of Muscle

Apparatus for nerve muscle experiment. The machine on the right gives shocks at the desired frequency (source: Physiology at Michigan, 1850-1923 by Horace W. Davenport)