District of Columbia - Constructed - 1920–1929
| Cardozo, Francis L., Senior High School |
| Carlton Hotel |
| Chesapeake and Potomac Telephone Company Building |
| Chevy Chase Arcade |
| Denrike Building |
| Engine Company 29 |
| Federal-American National Bank |
| Freer Gallery Of Art |
| Hamilton Hotel |
| Harris & Ewing Photographic Studio |
| Heurich-Parks House |
| Hillandale-Main Residence and Gatehouse |
| Key, Francis Scott, Bridge |
| Lincoln Memorial |
| Lincoln Theatre |
| Peyser Building-Security Savings and Commercial Bank |
| Plymouth Theater |
| Saul, B.F., Building |
| Second National Bank |
| Simpson's, Billy, House of Seafood and Steaks |
| Southern Railway Building |
| Tower Building |
| Tucker House and Myers House |
| US Chamber of Commerce Building |
| U.S. National Arboretum |
| Wheatley, Phyllis, YWCA |
Data from United States Park Service and Wikidata
