The Joseph Middlebrooks papers includes many of his research documents, administrative files, plaques, awards, drafts, development plans, architectural drawings, urban and development reports, portfolios, clippings, correspondence, audio-visual materials, and other materials related to his life's work.
This collection contains the original 1924-1925 blueprints used by Schultze & Weaver to design the Coral Gables Biltmore Hotel, as well as a 1981 reconstruction blueprint. Also included is an essay by Andrew E. Colsky titled "The History of the Miami Biltmore Hotel and Country Club," a 1989 report titled "The Biltmore Hotel, Coral Gables, Florida, Operating Results 1989 January Through September & Full Year Outlook, 1990 - 1993 Projection," and a 2002 Biltmore News bulletin.