Poems by the Earl of Roscomon. To which is added, An essay on poetry, by the Earl of Mulgrave, now Duke of Buckingham. Together with Poems by Mr. Richard Duke / Roscommon, Wentworth Dillon, Earl of, 1633?-1685. English poetry 821.5 ROP London : Tonson, 1717. 1717. 1717 Text [20], 536 p. ; eng