Advert Dentalamp of Cameron's Co. Novelty

Advertising for Cameron's Dentalamp. Cameron's Surgical Specialty Company, 666 W. Division Street, Chicago. Hold-to-light and then pull the tab to see the change in the mouth. Not a postcard, advertising text on back.
[Advertising/U.S.A.]
[Medical/Dental]
[Novelty/Mechanical]