| Historic Site 1973-07-26 County: District of Columbia Map Point |
| Historic Site 1990-06-28 County: District of Columbia Map Point |
| Historic Site 1979-12-20 County: District of Columbia Map Point |
| Historic Site 1989-09-15 County: District of Columbia Map Point |
| Historic Site 1994-09-07 County: District of Columbia Map Point |
| Historic Site 1973-07-16 County: District of Columbia Map Point |
| Historic Site 1976-01-07 County: District of Columbia Map Point |
| Historic Site 1991-04-18 County: District of Columbia Map Point |
| Historic Site 1983-11-14 County: District of Columbia Map Point |
| Historic Site 1995-09-07 County: District of Columbia Map Point |
| Historic Site 1973-11-07 County: District of Columbia Map Point |
| Historic Site 1966-10-15 County: District of Columbia Map Point |
| Historic Site 1984-01-19 County: District of Columbia Map Point |
| Historic Site 1975-05-15 County: District of Columbia Map Point |
| Historic Site 1982-10-15 County: District of Columbia Map Point |
| Historic Site 1992-05-13 County: District of Columbia Map Point |
| Historic Site 1976-05-11 County: District of Columbia Map Point |
| Historic Site 1991-12-04 County: District of Columbia Map Point |
| Historic Site 1972-03-16 County: District of Columbia Map Point |
| Historic Site 1995-02-24 County: District of Columbia Map Point |
| Historic Site 1987-07-28 County: District of Columbia Map Point |
| Historic Site 1991-03-19 County: District of Columbia Map Point |
| Historic Site 1973-07-16 County: District of Columbia Map Point |
| Historic Site 1973-07-16 County: District of Columbia Map Point |
| Historic Site 1966-10-15 County: District of Columbia Map Point |
| Historic Site 1970-08-29 County: District of Columbia Map Area |