Subjects
- Architecture -- United States -- History -- 20th century1
- Architecture -- United States -- History -- 20th century -- Pictorial works.1
- Architecture and society1
- Articles1
- Audiotapes1
- Bridges1
- Carbon typescript papers1
- Certificates1
- City planning1
- City planning -- Conservation and restoration1
- Clippings (Information Artifacts)1
- Correspondence1
- Express highways -- United States1
- Historic buildings -- Conservation and restoration1
- Historic buildings -- Conservation and restoration -- Congresses1
- Historic buildings -- Conservation and restoration -- Study and teaching -- United States1
- Historic districts -- Conservation and restoration1
- Historic preservation1
- Holograph papers1
- Landscape architecture1