| Description | A Collection of letter writ by the Secretaries of the Royal Society and first Dr Rutty's Letters.
Another to the same purpose [As LBO/19/200} sent to several foreign Members as Deidier, Grandi, Valisnieri's Gravesande, Jablonski, Neumann, Vater, Valentini, Wolfius, Bottoni, Margagni |