Health Culture by the B.E.L. - Violet Ray High Frequency Electric and Ozone Treatment
- Made:
- 1920-1940
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.
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Details
- Identifier:
- YA1996.1735/MS0531/86
- Subject:
- Electrical Engineering, Health
- Access:
- Open access.
- copyright: