Correspondence, memoranda, speeches, notebooks, legislative files, pamphlets, clippings, printed matter, and other papers relating to McNary's career as a justice of the Oregon Supreme Court and U.S. senator from Oregon. Subjects include domestic affairs such agriculture, conservation, Indian affairs, McNary-Haugen bill, and tariffs. Other subjects include McNary's nomination as the Republican candidate for the vice-presidency in 1940; U.S. neutrality, 1939-1941; Lend-Lease legislation; and the Burke-Wadsworth compulsory military training bill. Correspondents include Ralph H. Cake, John Couzens, Herbert Hoover, Hiram Johnson, Richard L. Neuberger, Gerald P. Nye, Ben Peterson, Joseph P. Tumulty, Wallace H. White, and Wendell L. Willkie.