1From Benjamin Franklin to Samuel Cooper, 14 April 1770 (Franklin Papers)
ALS : British Museum I suppose Govr. Pownall acquaints you with what has pass’d this Session...
2From Benjamin Franklin to Samuel Cooper, 8 June 1770 (Franklin Papers)
ALS : British Museum This letter contains Franklin’s first extant response to the Boston...
3From Benjamin Franklin to Samuel Cooper, 30 December 1770 (Franklin Papers)
ALS : British Museum The letter below belongs with those above to Cooper of June 8 and to Cushing...