Architectural drawings and photographs of architectural drawings with some related correspondence of residential and public buildings, churches, libraries, theaters, monuments, and bridges including: the Henry Hudson Bridge, Triborough Bridge, and the Manhattan Bridge in New York; Edward Henry Harriman's Arden House in Harriman, N.Y.; the Alfred I. Dupont mansion in Roslyn, N.Y.; the David A. Reed house in Washington, D.C.; the reconstruction of the Grand Army Plaza in New York City; the Memorial Amphitheater for Arlington National Cemetery; and various bicentennial buildings for Yale University. Of note are drawings of the grounds, details of buildings, and furniture for the New York Public Library, 1908-1909.

Collection consists primarily of White's letterpress books and correspondence, with some related bills, receipts, and other ephemera, 1887-1906, relating to his professional and personal matters. Correspondence, 1907, relates to his estate. Correspondents of note include William A. Boring, Richard Morris Hunt, Augustus Saint-Gaudens, Louis C. Tiffany, John La Farge, Charles McKim, Frederick Law Olmsted, Whitney Warren, Stefano Bardini, Bessie White, William Merritt Chase, William Robert Ware, Kenyon Cox, Cornelius Vanderbilt, Percy Baker, Cass Gilbert, Childe Hassam, John Singer Sargent, John Wanamaker, Carrère & Hastings, Thomas Dewing, James McNeill Whistler, Lawrence White, Richard White, and other architects, artists, contractors, suppliers, clients, friends, and family members. One letter book contains letters, 1922, by White's son Lawrence Grant White. Also included are White's architectural drawings for houses he built for himself at St. James, Long Island, 1892-1904, and 121 East 21st Street, New York, undated; miscellaneous drawings; and a few architectural drawings by Lawrence Grant White, and drafts of his translation of Dante's DIVINE COMEDY.