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260 Dr. Oliver examined her, found the blue line along her gums, which shows that the system is under the influence of the lead. He knew that the convulsions would shortly return. They did so, and she died.

Mary Ann Toler—a girl of seventeen, who had never had a fit in her life—three times became ill and had to leave off work in the factory. Before she was nineteen she showed symptoms of lead poisoning—had fits, frothed at the mouth, and died.

Mary A., an unusually vigorous woman, was able to work in the lead factory for twenty years, having colic once only during that time. Her eight children all died in early infancy from convulsions. One morning, whilst brushing her hair, this woman suddenly lost all power in both her wrists.

Eliza H., aged twenty-five, after five months at lead works, was seized with colic. She entered another factory (after being refused by the first one) and worked on uninterruptedly for two years. Then the former symptoms returned, she was seized with convulsions, and died in two days of acute lead poisoning.

Mr. Vaughan Nash, speaking of the unborn generation, says: "The children of the white lead worker enter the world, as a rule, only to die from the convulsions of lead poisoning they are either born prematurely, or die within the first year."

And, finally, let me instance the case of Harriet A. Walker, a young girl of seventeen, killed while leading a forlorn hope on the industrial battlefield. She was employed as an enamelled ware brusher,