Included are architectural drawings, surveys, maps, and site proposals, for Columbia's Morningside Heights campus, designed primarily by McKim, Mead & White. Other architects represented include Adams & Woodbridge; Arnold Brunner (who designed the School of Mines); Eggers & Higgins; the Columbia University Buildings and Grounds Department; Howells and Stokes (designed St. Paul's Chapel); Reinhard, Hofmeister and Wahlquist; and James Gamble Rogers. Drawings for buildings no longer in existence or never constructed and drawings for later alterations, are included. Architectural drawings of the Bloomingdale Insane Asylum, and surveys of the asylum site prepared for Columbia, 1888-1894. Also included are site plans and proposals, surveys, and maps, circa 1890s-1910s, showing the surrounding area, including such institutions as the Jewish Theological Seminary, St. Luke's Home, Cathedral of St. John the Divine, Grant's Tomb, and others. Drawings for the Womans's Hospital in the State of New York (designed by Allen & Collens, erected 1903, demolished in the 1970s), circa 1903-1914, are also included. This building was used to house the Columbia School of the Arts in the 1960s since it was located near the campus.

Also, McKim, Mead & White; Pearsall and Mills; Boring and Tilton; Peabody, Wilson and Brown; Holabird and Root; John B. Peterkin; York and Sawyer; Jackson, Robinson and Adams; George Vernon Russell; John H. Barry; Pliny Rogers; Allen and De Young; Augustus N. Allen; Henry Ives Cobb, Jr.; Bottomley, Wagner and White; Andrew J. Thomas; Harvey Stevenson; R.A. Tissington; John C. Dodd; Walker and Gillette; Grosvenor Atterbury, John Tompkins Assoc.; Donn Barber; Wakefield Worcester; Farrar and Watmough; Henry Wright II; Ralph Thomas Walker; Schultze and Weaver; Henry B. Marsh; Hunter McDonnell; and a few unidentified architects