A discourse concerning the nature and design of the Lord's-Supper : In which the principal things relating to this institution are briefly considered: and shewn to arise out of one single notion of it, viz. as a memorial of the death of Christ. By Henry Grove. To which ar added, I. A discourse on the obligations to communicate, and an answer to the usual pleas for neglecting it. II. Devotional exercises relating to the Lord's-Supper.