- Lauder, Harry, Sir, 1870-1950--Portraits1
- Lecythi1
- Lee, J. Glenn--Portraits1
- Legislators--United States--Interviews1
- Letter writing--Pictorial works1
- Loneliness--Songs and music1
- Long, Melvin C., 1933-20071
- Lorraine, Lillian, 1892-1955--Portraits1
- Louisiana--Maps1
- Lowry, Walter L., Jr.1
- Lynching--Southern States1
- Lynching--United States1
- Lynchings--United States1
- Mace, Nancy1
- Macfarlane, George--Portraits1
- Marches1
- Marches (Band)1
- Marches (Trumpet and piano)1
- Marches (Voices with piano)1
- Marches--1911-19201