Subject
- Machamer, Carolyn E., 1953-1
- Maddin, Robert, 1918-20191
- Magazanik, Boris, 1919-20131
- Magnavox Government and Industrial Electronics Company1
- Magnetic separators1
- Magnolia Petroleum Company1
- Magnuson, Terry1
- Malaria--Research1
- Malcom, Shirley M., 1946-1
- Mallinckrodt Chemical Works (Saint Louis, Mo.)1
- Malouf, Alfred T., 1953-1
- Mammals1
- Mammals--Genetics1
- Mammals--Physiology1
- Manchester, Kenneth E.1
- Mandelkern, Leo1
- Manning, Robert J., 1920-20041
- Manser, Timothy L., 1955-1
- Manufacturing industries1
- Mao, Zedong, 1893-19761