Helen Free

Elkhart, Indiana 46514, United States

Created By: Nappanee Public Library

Information

Helen Free and her husband worked together at Miles Laboratories in Elkhart, IN to create the chemically coated paper dipstick in 1956 that would help people perform diabetic testing at home with ease. This invention was characterized as a historic landmark by the American Chemical Society. They went on to create other at-home tests.

This point of interest is part of the tour: The Women's History Tour of Elkhart County