Edmund Clarence Stedman (1900). “An American Anthology, 1787-1900: Selections Illustrating the Editor's Critical Review of American Poetry in the Nineteenth Century”, Boston ; New York : Houghton, Mifflin, [190-]
Alexander Pope, William Warburton (1788). “The Works of Alexander Pope, Esq: In Six Volumes Complete. With His Last Corrections, Additions, and Improvements; Together with All His Notes, as They Were Delivered to the Editor a Little Before His Death: Printed Verbatim from the Octavo Edition of Mr. Warburton”, p.272