- McChesney, Robert--Portraits.1
- McFall, Bascom.1
- McIntosh, E. W.1
- McKinley, William, 1843-1901--Portraits.1
- McNeill, Jesse Cunningham, 1841-1919--Portraits.1
- McPherson, James Birdseye, 1828-1864--Portraits.1
- Meade, George Gordon, 1815-1872--Portraits.1
- Mellen, W. J.1
- Melvin, G. W.1
- Mercer, W. F.--Portraits.1
- Michel, Craig.1
- Miller, George W.1
- Milroy, Robert Huston, 1816-1890.1
- Montague, Margaret Prescott, 1878-1955.1
- Moore, Arch A.1
- Moore, Elizabeth I.1
- Moore, G. Paul.1
- Mower, Donald--Portraits.1
- Mower, F. Edwin.1
- Murray, James E. (James Edward), 1876-1961.1
