Letter listing for 1630–1639

first previouslisting letters 106–111 of 111 nextlast

René Descartes to père Marin Mersenne, 27 August 1639 [translation from French into English]
René Descartes to père Marin Mersenne, 16 October 1639 [translation from French into English]
Robert Boyle to Richard Boyle, 1st earl of Cork, 10 November 1639 [now missing]
René Descartes to père Marin Mersenne, 13 November 1639 [translation from French into English]
René Descartes to père Marin Mersenne, 25 December 1639 [translation from French into English]
Robert Boyle to Richard Boyle, 1st earl of Cork, 31 December 1639 [now missing]

first previouslisting letters 106–111 of 111 nextlast

LETTERS BY DECADE