British naval officer. Correspondence, logbooks, journals, fleet orders, reports, and other papers relating to Cockburn's career in the British Royal Navy. Subjects include the War of 1812 and British naval activities against France and Spain, especially in the Mediterranean, Caribbean, and Indian Ocean.

Soldier and politician (Joseph Desha) and physician (John R. Desha). Correspondence, contracts, land records, wills, receipted bills, and newspapers dealing with the War of 1812, Kentucky politics, and national affairs.

Jurist and U.S. representative from Maryland. Correspondence and other papers relating chiefly to Nicholson's service as U.S. representative and judge of the U.S. Circuit Court and U.S. Court of Appeals.

Social leader, author, and prominent Washingtonian. Family and general correspondence, diaries, journals, and commonplace books consisting mainly of family correspondence between Smith and her sisters, Jane Bayard Kirkpatrick and Maria Bayard Boyd, and her husband, journalist and banker, Samuel Harrison Smith (1772-1845).

Wife of architect William Thornton. Diaries and notebooks primarily describing social life in Washington, D.C., with extensive detail about housekeeping and expense matters. Also contained in the diaries are memorandum books, poems, sketches, and silhouettes of unidentified people.