Letter

Emanuel Mendes da Costa to Benjamin Franklin, July 20, 1765

Royal Society house 20 July 1765

Sir

The Committee for Mr. Canton’s Experiments 7 meet Again on Tuesday next 23 Instt at 11 O’Clock precisely to prosecute the same. I am Sir Your humble Servant

Emanuel Mendes da Costa 8 Cl[erk]

Sources
Founders Online u2014 Papers of Benjamin Franklin View original source ↗