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HALES, Stephen (1677 – 1761)

HALES, Stephen (1677 – 1761)

1677 – 1761

2 entries in the GMN corpus.

Image source James Macardell · npg.org.uk · Public domain

1727 CE–1733 CE

#765

Vegetable staticks: Or, an account of some statical experiments on the sap in vegetables. Statical essays, containing haemastaticks. 2 vols.

Hales initiated a new stage in physiological experimentation with his "statical" methods, which were characterized by precise quantitative measurements, repetition and the used of controls, and were based on the assum…

1743 CE

#1596

A description of ventilators.

Hales devised a ventilator, by means of which fresh air could be introduced into jails, mines, hospitals, the holds of ships, etc. The invention met with immediate approval and contributed much towards health of those…