These records contain the editorial, production and correspondence files of Grand Street, a New York literary quarterly founded by Ben Sonnenberg Jr. in 1981 and published through 2004. Throughout its two decades, Grand Street prided itself on nurturing authors and presenting a smart and eclectic mix of contemporary poetry, fiction, art and journalism. The bulk of this collection consists of annotated manuscripts, proofs and correspondence related to the magazine: featured writers include Anne Carson, Arthur Coleman Danto, Jonathan Franzen, Dennis Hopper, Ted Hughes, Norman Mailer, Susan Minot, Toni Morrison, Alice Munro, Orhan Pamuk, Salman Rushide, Edward Said and David Foster Wallace. Production files related to the magazine's operation are also housed within these records and these files include contracts, press and publicity files, design ideas and materials pertaining to Grand Street's attempts to rebrand itself as an online only magazine in the 2000s.

This collection contains correspondence, manuscripts, opera librettos, songs, short stories, novels, sketches, and critical reviews. It also has personal family papers of Kurt (Ashley Vernon) and Greta Hartwig Manschinger, paintings and writings by and other records from Greta's sister Mela Hartwig and her husband Robert Spira, audio recordings, scores, and sheet music, as well as audio recordings of performances.

Correspondence, documents, and reports relating to the Council of National Defense and to industrial mobilization during World War I.

The Grosvenor Neighborhood House Records document the settlement from its incorporation in 1916 when it sponsored day care and hot lunch programs for East Side children, to its activities over seventy-five years later when it provided social services to youth and families on the Upper West Side.

The Group for Contemporary Music records document the function of an American chamber ensemble dedicated to the performance of contemporary classical music, dating from 1961 to 2012. The records consist of correspondence, photographs, programs, memoranda, schedules, meeting notes, clippings, contracts, bills, financial records, fund raising and grant applications, and so on.

This collection is made up of architectural drawings, correspondence, specifications, contracts, invoices, minutes, financial statements, patents, advertisements, photographs, photograph album, test results and reports, memoranda, tile samples, factory order cards, and other materials pertaining to The Guastavino Fireproof Construction Company's projects. The dates of the materials span 1866-1985, with bulk dates 1890-1942. The architectural records include structural, decorative, and acoustical sample products and fragments. Also included are materials added to the files by George Collins (1917-1993), Professor of Art History at Columbia University. Prof. Collins secured the donation of this archive in 1963, and remained its custodian until it was transferred to the Drawings and Archives Collection at the Avery Architectural and Fine Arts Library in 1988. The records document Prof. Collins' research efforts, as well as the Company's projects in forty states (including District of Columbia), four Canadian provinces, and eleven other foreign countries.

Two envelopes containing photographs of medals and tokens.

Signed photographs and other items from Gutzon Borglum.

The Guy Gabrielson Papers contain materials that document the political career of Guy George Gabrielson from his start in New Jersey state politics through his years as Chairman of the Republican National Committee. Many of the materials document the 1952 U.S. Presidential election and Republican National Committee Convention which Gabrielson presided over as chairman.

The records of the Niagara Falls chapter of Hadassah, the Women's Zionist Organization of America, document both organizational and individual activities.