[AMERICAN POLITICAL FIGURES]. ROCKEFELLER, Nelson A. (1908-1979). Autograph letter signed ("Nelson A. Rockefeller), as Governor of New York, to Jeanadale, Albany, Tuesday (n.d.). 6 pages, 8vo, on Executive Mansion stationery, staple holes in top margin not affecting text, a few tiny stains touching two words. Thanking Jeanadale (presumably) for her supportive note regarding his second marriage, and writing that he and his second wife, Mary Todhunter Clark "have experienced very much the same reaction experienced by you & Ken." The couple faced scrutiny as it was Rockefeller's second marriage. -- SEWARD, William Henry (1801-1872). Autograph note signed ("William H. Seward"), as Secretary of State, to Mr. Mayer, n.p., n.d. 1 page, 8vo, on embossed stationery. "Send no speculations about charges in the Cabinet." -- STEVENSON, Adlai E. (1900-1965). Autograph letter signed ("A.E. Stevenson"), as Vice President, to P.A. Wieting, New York, 21 June 1893. 1 page, 4to, on Bloomington Ill. stationery, lightly penned, otherwise fine. Acknowledging receipt of Wieting's letter, and promising to comply with his request. -- Together, 3 manuscripts.