- Locke, John, 1792-18561
- Lockwood, George B. (George Browning), 1872-19321
- Lyman, Rollo La Verne, 1879-19371
- Lyons, T. L. 1
- MacCracken, Henry Noble1
- Mathews, J. M'D (Joseph M'Dowell), 1804-18791
- Maxwell, William Henry, 1852-19201
- May, Alfred Arundel1
- Mayo, Charles, 1792-18461
- McElhinney, Robert Stewart1
- McElroy, John George Repplier, 1842-18901
- McKinney, Isabel 1
- McLean, A. C.1
- Mead, William Edward, 1860-19491
- Meiklejohn, J. M. D. (John Miller Dow), 1830-19021
- Metcalf, Robert C. (Robert Comfort)1
- Mills, Abraham, 1796-18671
- Miscellaneous 1
- Monroe, Paul, 1869-19471
- Morris, Elisabeth Woodbridge, 1870-19641