© 2018 - Healing Light Viseum
Noncommercial reprint rights granted with inclusion of copyright notice.
In 1937 the production of full spectrum bulbs was discontinued and replaced by
medium pressure mercury vapour arc discharge lamps intended to produce a tan.
During this era the sunlamp company was called Science Laboratories, Inc. At this
point, Dr. Sperti's IDT pioneered developmental data supporting Vitamin D production
in human skin when exposed to ultraviolet radiation.
sperti sunlamp ohio
science laboratories inc
sperti faraday inc
cooper hewitt electric co
cooper hewitt electric co. division
sperti sunlamp kentucky
building 5 (manufacturers),
section 3 (Sperti)