Names
- MacDonald, Kenneth H. (Kenneth Hugh), 1921-19891
- Mackinac bridge1
- Major, Nettie1
- Major, Nettie Leitch.1
- Mar-A-Lago1
- Mar-A-Lago (Palm Beach, Fla.)1
- Marine Corps League1
- Marjorie M. Post1
- Marjorie Meriweather Post1
- Marjorie Merriweather Post1
- Marjorie Post1
- Marshall, Mrs. George C.1
- Marston, Hunter1
- Matsas, Helene1
- May, Herbert1
- May, Herbert A.1
- May, Herbert Arthur, 1892-1966.1
- McAuliffe, General A.C.1
- McKinley, William, 1843-1901.1
- McKinley, William, Pres. U.S., 1843-1901.1