Letter, from John Winthrop to Henry Oldenburg, dated at Hartford, New England Concerning the non-delivery of letters to New England because of bad weather; concerning mines in North America and experiments in salt-works; concerning maize and a new way of making tar; discussing telescopes Account of a fire at a farm-house at Farmington (plantation near Hartford in Connecticut) with discussion of the houses and thatch, and a discussion of seaweed as manure for apple trees. Account is inserted within this letter. 12 November 1668