A Hungarian physician, Dr. Hugo Goldmann,1 has been vaccinating children with the exclusion of the chemical light rays. He vaccinated forty children in a room like a photographer's "dark chamber," that is, lighted only by a red lantern. The arms were then dressed with red cloths applied to exclude the light. A slip of photographers' sensitized paper was placed under the dressings to serve as a test for the exclusion of the chemical rays, and also to learn whether the dressings were tampered with. In each instance the pustules, it is said, developed typically, but without the slightest inflammatory reaction. The scar was typical, although small, and there were no general symptoms of any kind. Subsequent inoculation was always negative. The other arm was vaccinated in the usual way on some of the children, with the result that it became swollen and painful, with more or less fever and
VACCINATING UNDER RED LIGHT. JAMA. 1904;XLIII(17):1236. doi:10.1001/jama.1904.02500170054011
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