Liberty endanger'd; in the persecution and prosecution of John Burton, M.D : Humbly dedicated to the most Revd. and worthy Archbishop of Canterbury, late of York. Also a letter to Andrew Stone, Esq; first secretary under His Grace the Duke of Newcastle. Likewise a critical encomium on the works on Mr. Charles Lucas, an apothecary in Ireland, regarding liberty. By J-n B-n of York, M.D.