Evangelical and Catholick unity, maintained in the Church of England: or an apology for her government, liturgy, subscriptions, &c. With answers to the objections of Mr. B. Dr. O. and others, against conformity. Also a vindication of the Lord Bishop of Ely, shewing his way of true and Christian concord. And a post-script in answer to Mr. B's late objections against my self, concerning general councils, &c. By William Saywell, D.D. and master of Jesus Colledge in Cambridge.