The mind is not to be regarded as a sensitized film which automatically records the impressions of the senses.
By means of this " light-relay " the intensity of the light acting at any moment upon the sensitized paper is made proportional to the illumination of the selenium in the transmitter.
It is found that the motion of the galvanometer mirror faithfully records, except in a few special cases, the motion of the pendulum; the actual record is made on sensitized paper.
Until the claimant became sensitized to latex protein, the substance hazardous to her health was contained in the powdered latex gloves.
In another case, a white female homemaker aged 33 years became sensitized by cutting back Hedera during the summer.