Manufacturer/Distributor: Sold in the Johnson Smith & Company Catalog.
Country of Origin: unknown.
Age/Date: 1903.
Condition: Good – box is soiled and slightly crushed, tube is hard, broken, and/or missing.
Description: Item “The Little Gem Lung Tester and Developer” is a device that has you blow into a tube, which turns a wheel, that measures the pressure of your lungs. It is purported to help you develop your lungs and, for women, increase the size of their breasts.
