Poem "To the Sun Dial. *Under a window of the House of Representatives of the United States* A Sonnet" ("Thou silent herald of Time's ceaseless flight..."); four versions. Part of title between asterisks appears only in M/JQA/42.55, 13 Sept. 1841. Other versions are dated: M/JQA/42.20, 1831; M/JQA/48.32, [28–29 Oct. 1823] and M/JQA/48.134, 26 Aug. 1839. M/JQA/42.55 bears additional notation: "Copied for Mrs. Anna Quincy Waterston 31 Oct. 1842"; and M/JQA/48.134 the additional notation "To Mrs. J. Angier"