Consists of correspondence, documents, and memorabilia of the American banker and Princeton graduate (Class of 1891) Edward Leavitt Howe (1870-1952).

Jack Iams (Samuel Harvey Iams, Jr.), Class of 1932, was a noted mystery writer in the first part of the twentieth century. The collection includes notes, drafts, outlines, and typescripts for seven of Iams's mysteries, as well as several assorted items, such a book jacket proofs and page proofs.

Consists of three scrapbooks of publicity photographs--compiled by C. A. George Newmann and collected by Carl W. Jones--of some 19th- but mainly 20th-century mentalists, magicians, ventriloquists, and illusionists.

Mavis Kalmar was an English stage actress. Her collection consists of correspondence (1917-1946), two diaries (undated), two sketchbooks, and photographs.

Peter B. Kenen is a well-known economist, prolific writer, and Walker Professor of Economics and International Finance, Emeritus, at Princeton University. These records document Kenen's research and teaching work.

Consists of the papers of song-writer, playwright, and poet Clare Beecher Kummer. Included are manuscript plays, musical compositions, songs, verse, and correspondence.

Rudolf Ladenburg was a German-born scientist who became a nuclear physicist at Princeton University until his retirement in 1950. The collection contains some of Ladenburg's manuscripts, lecture and course notes, and notes on nuclear physics.

Corliss Lamont was a humanist philosopher and socialist who served as a director of the American Civil Liberties Union (ACLU) from 1932 to 1954. The Corliss Lamont Papers document the breadth of Lamont's career as a humanist, civil libertarian, and philanthropist.

Consists of selected papers of Moses A. Lane, a nineteenth-century career serviceman in the U.S. Navy, serving most of his time as a gunner. Much of the material relates to a tour (1852-1855) in the Mediterranean aboard the sloop of war St. Louis.

The Reginald Lawrence Papers consists primarily of typescripts of plays Lawrence (Princeton Class of 1921) wrote for theater, film, and television, as well as short stories, poetry, outlines and notes for various projects, some letters, photographs, and newspaper clippings.

Charles A. Lindbergh and Anne Morrow Lindbergh were a famous twentieth-century aviation couple. The papers consist of manuscripts of Charles's A Letter to Americans and Anne's The Wave of the Future, A Confession of Faith, with related correspondence.

The Helen MacInnes Papers contain the original manuscripts of twenty-two published novels, miscellaneous articles and speeches, and a play of renown Scottish novelist Helen MacInnes.

Consists chiefly of letters by Alfred Thayer Mahan to his publisher regarding his writings about United States naval history. Mahan was a U.S. naval officer in the Civil War, and his work on the importance of adequate navies and merchant marines influenced the policies and philosophies of national leaders across the globe, including those of the 26th president of the United States, Theodore Roosevelt.

Consists of letters and other material related to Sylvia Beach (1887-1962), the American proprietress of the Paris bookshop Shakespeare and Company, collected by Jackson Mathews (1907?-1978).

Consists of correspondence and manuscripts related to the anthology Democracy at the Crossroads (1932), arranged by Ellis Meredith, a suffragist and journalist from Colorado.

The Gordon Merrick Papers consist primarily of drafts of the manuscripts of Merrick's novels, written over a thirty-nine year period, from the late 1940s ( The Strumpet Wind, 1947) to the mid-1980s ( Measure of Madness, 1986). Also present is his business and financial correspondence with agents, publishers, and banks over a twenty-one year period, from 1967 until his death in 1988. In addition there is a clipping file which dates back to Merrick's first experiences as an actor in the 1930s, as well as photographs taken for publicity as well as for Merrick's personal collection.

Helmut Meyer was a German-born American citizen who fought for the United States in World War II and founded the Helmut Meyer Literary Agency in New York City. The collection contains files from the Helmut Meyer Literary Agency, propaganda from both the Allies and the Axis from World War II, manuscripts of Meyer's own work, and correspondence from friends and clients.

Consists of correspondence, manuscripts, and printed material relating to the Fitzgerald biography The Far Side of Paradise (1951) by the literary critic, editor, biographer, author, and educator Arthur Mizener.

Consists of research material of American educator and historian Harold Ruland relating to his study of Sebastian Munster (1489-1552) and the history of cosmography and early cartography.