Subjects
- Legislators--United States--Photographs.1
- Leisure--Washington (D.C.)--20th century--Photographs.1
- Letters.1
- Lincoln Memorial (Washington, D.C.)--Photographs.1
- Lithographs.1
- Live sound recordings.2
- Local transit--United States.1
- Maps.1
- Military camps--Photographs.2
- Minstrel shows1
- Monuments and memorials--Washington (D.C.)--Photographs.2
- Motion pictures.1
- Music.2
- National Statuary Hall (United States Capitol, Washington, D.C.)--Photographs.1
- Nature--Photographs.1