From The Alkaloidal Clinic (a Home Health Magazine filled with patent nostrums and gadgets), 1901.
Category Archives: 1900s
Spirometer, Coin-operated, circa 1900
The National Spirometer Co. “Automatic Therapy” Shock & Lung Test Machine c1900, wood case. For the nerves, aches & pains. For measuring the capacity of and expanding the lungs. Expensive doctor visits could be avoided by use of a coin-operated treatment machine. A high score on the lung test returns the patron’s coin, works. 12″w x 13″d x 19″h
http://live.vcaauction.com/1-Cent-The-National-Spirometer-Co-Automatic-Therapy_i12244963
Arcade Spirometer, circa 1902
The Love Spirometer, circa 1902. From arcade-history.com
http://www.arcade-history.com/?n=love-spirometer&page=detail&id=19670
Spirometer, Gross, circa 1900
Taken from the website http://vlp.mpiwg-berlin.mpg.de
Attributed to Zimmermann, E. n. d. Psychologische – Pädagogische Psychotechnische Apparate Liste 51. Physiologische Apparate Liste 200. Mikrotome nach Minot Liste 203. (p. 0067, fig. 3031a_d)
Closed Circuit Respiration Apparatus, 1909
Closed circuit respiration apparatus for measuring BMR, 1909. F.G. Benedict.
Taken from: The Development of Methods for Determining Basal Metabolism of Mankind Carpenter, Thorne M. The Ohio Journal of Science. v33 n5 (September, 1933), 297-314