Ultraviolet and infrared therapy lamp' 'Actina - The Portable Sun Lamp', by Perihel Ltd., Edge Street, London, W8, England, 1940-1960. Ultraviolet and infrared therapy lamp, by Perihel 1940-1960
Ultraviolet lamp, sun lamp, metal, frame by John Bell, housing by Vita-Rays, English, 1900-1920, First Avenue House, London Ultraviolet lamp, sun lamp, metal, frame 1900-1920