Ship logs, manuscripts, business records, newspapers, books, maps, realia, ephemera, paintings, photographs, and other illustrative documents, organized around 18 research themes:  Cultural Exchange; Arts and Artifacts; Religion, Faith, and Philosophy; Social Life; Education; Crime; Employment and Labor; Health and Welfare; Race Relations; Travel and Tourism; Exploration and Discovery; The Natural World; Migration and Immigration; Politics, War, and Diplomacy; Trade and Commerce; Regulation and Legislation; Transport and Communication; and Advertising and Consumption.