Description | Original version of 'Essay III' of 'Usefulness'. Original foliation, 1-26. This forms the basis of the first four essays in the published text of 'Usefulness', II, sect. 1, though extensive interpolation later occurred. Fols 15-19, on Helmont's Duelech, did not appear in the published version.\r\nHand: Italic 1650s; additions in rounded 1650s. |