Chemist and inventor (1778-1829) best known for his discoveries of several alkali and alkaline earth metals, as well as contributions to the discoveries of the elemental nature of chlorine and iodine. ALS signed “H. Davy,” one page both sides, 7.5 x 9, December 16, 1824. Letter to Reverend Edward Forster, in part: "I do not myself collect MSS & those reflecting the early progress of chemistry...Such MSS however if not valuable to you would in their connection with the history of Science be useful in the library of the Royal Society." In very good condition, with scattered creasing, soiling, and light staining, and a repaired tear to the right edge. Accompanied by a full letter of authenticity from PSA/DNA.
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