PRIESTLEY, Joseph (1733-1804). Two autograph letters signed, the first to the Rev. John Seddon, Warrinton, 10 April 1762, apologising for putting him to the expense of a part letter and recommending Mr. Calamy (?) 'so respectable a youth', asking his report be dated and mentioning his good relations with Mr. Palmer, one page, folio (tear from seal); the second to the Rev. Mr. Belsham, Philadelphia, 8 April 1796, thanking his correspondent for his letter and friendship, bemoaning his exile from England, praising trial by jury on the aquittal of Mr. Hone, and writing of mutual acquaintances and of his recent publications, 4 pages, 4to.