Henry Hope Reed (1915-2013) was an American author, architecture critic and advocate of classical architecture. Along with writing and giving New York City walking tours, Reed served curator of Central Park and co-founder of Classical America. This collection contains his writings, correspondence, photographs and extensive research files on classical architecture and the people, parks, buildings, streets and history of New York City.

The LaGuardia Memorial House Records document the settlement's activities from its earliest years as "The Home Garden" to its current social service programs for the youth of East Harlem. They offer a unique view of the first wave of the settlement movement in America, and document social conditions, demographic change, political activity, philanthropy and social work in East Harlem over a 90 year period. The records include: annual reports, board minutes and correspondence, headworker correspondence, financial records, fundraising information, and photographs.

The Union Settlement Association Records document a century of the settlement's activities, and provide a unique view of the first wave of the settlement movement in America. They document social conditions, demographic change, political activity, philanthropy and social work in East Harlem with a strong emphasis on the urban renewal period of the 1950s and '60s. The records include: annual reports, board minutes and committee files, headworker and executive director files, program reports, community organization files, and visual materials such as photographs, maps and architectural drawings.

The records include addresses, annual reports, correspondence, memos, minutes, program files, newsclippings, administrative records, photographs, video tape, and film. They include material dating from the decades prior to the establishment of the settlement which shed light on the philosophy and motivation of its founders, and offer a unique view of the first wave of the settlement house movement in America. The records document social conditions, demographic change, political activity and philanthropy in New York City. Addresses by East Side House founder Everett P. Wheeler, included in Series I, document his family history and career as a lawyer and civic reformer prior to the founding of East Side House. Wheeler's correspondence details his role in establishing the settlement and managing it during its first decades.