American architect. Office records, project files, photographs, architectural drawings, architectural models and project presentation materials.

Papers of the Modernist architect and designer, includes architectural drawings, photographs and slides, project files, writings, correspondence and other materials related to every phase of Marcel Breuer's career.

Papers of the Italian-American regionalist architect. Collection includes correspondence, plans, blueprints, sketches, tracings, renderings, elevations, mechanical plans, foundation plans, and other papers relating to principally Pacific Northwest buildings or alterations proposed and/or executed by A.E. Doyle and successor firms, including that of Pietro Belluschi.

Project material (drawings, plans, elevations, perspectives, photographs and slides), memorabilia (clippings, scrapbooks), and writings of the American architect, urban designer, and educator.

Papers of the American international style architect. Correspondence, and architectural drawings, designs, and specifications related to Lescaze's clients, which included the Philadelphia Saving Fund Society and Columbia Broadcasting System. Also included are biographical materials, lectures, photographs, writings, and material related to Lescaze's one-time partner, George Howe.