Health Culture by the B.E.L. - Violet Ray High Frequency Electric and Ozone Treatment
- part of archive:
- Records relating to Metropolitan-Vickers Electrical Co Ltd and Associated Companies
Illustrated booklet extolling the properties of the violet ray high frequency electricity and ozone treatment. It also provides details of various treatments for ailments and treatments it could provide for use in the domestic household.
- Electrical Engineering, Health
- Open access.