[Skip to Content]
[Skip to Content Landing]
February 7, 1931


JAMA. 1931;96(6):460. doi:10.1001/jama.1931.02720320060027

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


Avenue, Chicago.

To the Editor:  —In 1917 the United States government bought a large number of sets of the Jennings test for color-blindness for the army, navy and aviation services. From this extensive use of the test it was found that certain colors indicating color-blindness were often punched by persons with a normal color sense. These objectional colors were removed, others substituted, and a second edition of the test was introduced. Recently it has come to my notice that about six months ago the government sold at auction a quantity of the old, obsolete sets to a certain surgical supply house, which is now selling them to physicians and institutions. Physicians desiring the up-to-date second edition of the Jennings Test should see that it is made by the C. H. Stoelting Company, 424 North Homan

First Page Preview View Large
First page PDF preview
First page PDF preview