From Emanuel Mendes da Costa
ALS: Historical Society of Pennsylvania
Royal Society house 25 August 1765
Sir

The Committee for examining Mr. Canton’s Experiments On the Compressibility of Water are Appointed to meet at the Society’s house on Thursday next 29 Inst. at 11 O’Clock. I am Sir Your h[umble] Servant

Emanuel Mendes Da Costa

Cl[erk]

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