Found on Pinterest. Labeled elsewhere as “Vintage photo of Dr. Sixten Haroldson measures lung volume of a draftee”. Dated as 4/5/1949. Likely taken in Sweden. Spirometer is an Aesculap model that only measured vital capacity.
Tag Archives: Aesculap
Spirometer, Aesculap, circa 1920’s
Found at Europeana.Eu. From Sverresborg Trøndelag Folkemuseum. At a guess, likely from the 1920’s or earlier.