- League of Red Cross Societies. Typhus Research Commission to Poland, author.1
- Lehr, James L., author1
- Liber, B. (Benzion), 1875- author1
- Lindsay, A. A. (Arthur Adolphus), author1
- Long, H. W. (Harland William), 1869-1943 author1
- Long, J. A. (Joseph Abraham), 1879-19531