- Leonardo.1
- Levin, Max, author1
- Levine, Jack, 1915-2010, artist1
- Library of the American Hospital Association, Asa S. Bacon Memorial, author.1
- Library of the Surgeon-General's Office (U.S.)1
- Lindberg, Donald A. B., 1933-2019, author1
- Lorstan, photographer1
- MEDINFO 1995 : São Paulo, Brazil)1
- MacDonald, Virginia.1
- Macfarlane, Susan, 1938-2002, artist1
- Mairata, Pedro, 1907-1994, artist1
- Malone, Robert, 1933- ?, artist1
- Mandel, William, 1924-1
- Marcus, Joan.1
- Marrs, Stella, artist1
- Marsh Lambert, H. G. C., artist1
- Martin, Joseph C.1
- Martyniuk, Joy S.1
- Masson, VeNeta, author1
- Maul, Herman, 1897-1983, artist1