Creator
- Macduff, John R. (John Ross), 1818-1895.1
- Macgowan, John, 1726-1780.1
- Macgregor, Helen.2
- Machleith Photo System8
- Mack Photo Co.1
- Mack, Edward, 1826-18821
- Mackall, William W. (William Whann), 1817-18911
- Mackall, William Whann, 1818-18911
- Mackay, James A. (James Armstrong), 1919-20041
- Mackenzie, Morell, 1837-1892.1
- Mackintosh, John, -1837.2
- Mackintosh, Mary1
- Macleod, George H. B. (George Husband Baird), 1828-1892.1
- Macon Savings Bank (Macon, Georgia)2
- Macy, James Cartwright, 1845-1918.1
- Madam C.J. Walker College of Beauty Culture (Kansas City, Mo.)7
- Mador, James A.1
- Maduro, I. L.3
- Magee, John L.3
- Magendie, Franc?ois, 1783-1855.1