Halliwell-Shelton Violet Ray
From Kook Science
|Halliwell-Shelton Violet Ray|
|Vendors||Halliwell-Shelton Electric Co.|
The Halliwell-Shelton Violet Ray is a violet ray-type device that was marketed as an instrument for electro-therapy. It was sold by Halliwell-Shelton Electric Co. of New York, NY, a merger of Halliwell with the Shelton Electric Laboratories, manufacturer of the Shelton Violet Ray.
- Halliwell Shelton High Frequency Violet Ray for Beauty and Better Health, https://www.mcmillinmedia.com/eaem/halliwel/hallcont.html — promotional pamphlet