Ultraviolet lamp, on metal stand, with metal housing, in wood case, by A. Gaiffe of Paris, 40 rue St. Andre-des-Arts, Paris, France, 1851-1900. Ultraviolet lamp 1851-1900
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
