British chemist (1852–1916) who discovered the noble gases and won the 1904 Nobel Prize in Chemistry. Two partly printed DS, assigning serial rights to an article titled “Lord Kelvin” and acknowledging payment for the article “What Is an Element?” by Perry Mason & Company, the first dated October 12, 1907, each signed “William Ramsay.” Intersecting mailing folds (slightly touching signatures) and mild scattered soiling, staining, and handling wear, otherwise fine condition. R&R COA.
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