Calendar of Scientific Pioneers


June 2, 1886. James Apjohn died.—A lecturer and professor of chemistry at Dublin for more than fifty years and a vice-president of the Royal Irish Academy, Apjohn wrote on chemistry, mineralogy, and meteorology, and his name is connected with a formula for ascertaining the dew-point.

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S., E. Calendar of Scientific Pioneers. Nature 107, 444 (1921).

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