A brief survey of some principles maintain'd, by the General Synod of Ulster, and practices carry'd on, by several members thereof.... The whole being a reply to a late printed missive, from the Rev'd Mr. James Orr, at Cockle-Hill and county of Armagh, or his amanuensis. B a probationer, belonging to the Assoc. Presb. of Glasgow. Whereunto is annex'd an appendix