Sponsored film promoting ultraviolet light: its history, physics and health-giving properties.
We digitized and uploaded this film on behalf of the Prelinger Archives. Email us at firstname.lastname@example.org if you have questions about the footage and are interested in using it in your project. Buy this film on DVD. [wp_cart_button name=at-the-end-of-the-rainbow-1946 price=12.95][show_wp_shopping_cart]