Names
- Leeds & Northrup Co.1
- Lewis, Earl.1
- Line, Winfield1
- Little, Clarence C. (Clarence Cook), 1888-1
- Little, Clarence C. (Clarence Cook), 1888.1
- Los Alamos Scientific Lab.1
- MacAdam, David L.1
- MacBeth Corporation1
- Mack, Mrs. Julian E.1
- Majumdar, K.1
- Marley, Faye1
- Masterson, Keith D.1
- McLaren, Walter Wallace.1
- McLaughlin, Andrew Cunningham, 1861-1947.1
- McLeod, Clarence John, 1895-1959.1
- McMath, Robert R.1
- McMillin, J. B.1
- McQuesten, Mrs. Herbert E.1
- Meader, George, 1907-1
- Meader, George, 1907-1994.1