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Scientific American, Vol. 62, No. 11 (1890) (1890)

leaf 7

An illustration from Scientific American, Vol. 62, No. 11 (1890), 1890, leaf 7
lt of a careful and most min- sons & Bateman. The contractors were Messrs. attribute ‘‘ precatoria” originates. Asa remedy, the ute study of their exact nature. The discovery of the Pearson & Sou, Westminster, with whom was asso- Abrus precatoria seeds have been for along time em- preparation of… … weak acid. The phosphorus which author further was produced was quotes the re- mahogany brown in color. This crude substance was India they are frequently employed for poisoning, searches of Hellreigel, which go to show beyond dispute refined by redistillation, or by being treated with sul- that…

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