Names
- Knappen, Loyal Edwin, 1854-1930.1
- Knowlton, Jerome C. (Jerome Cyril), 1850-1916.1
- Koch, Theodore Wesley, 1871-1941.1
- Ku Klux Klan (1915-)1
- Labadie, Jo, 1850-1933.1
- Labadie, Joseph1
- Lane, Victor Hugo, 1852-1930.1
- Lansing, Robert, 1864-1928.1
- League to Enforce Peace.1
- Leland, Frank1
- Leland, Frank Bruce.1
- Lightner, Clarence Ashley, 1862-1938.1
- Little, Clarence C. (Clarence Cook), 1888-1
- Little, Clarence Cook, 18881
- Lothrop, George Howard, -1896.1
- Malcolm, George A. (George Arthur), 1881-1961.1
- Malcolm, George Arthur, 1881-1961.1
- Mapes, Carl Edgar, 1874-19391
- Mapes, Carl Edgar, 1874-1939.1
- Maxwell, Samuel, 1826-1901.1