Encyclopedias, Almanacs, Transcripts, and Maps
- Keyserling, Leon
- Killer Applications
- Kiosks
- Knight-Ridder Inc
- La Follette Civil Liberties Committee
- La Follette, Philip
- La Follette, Robert M., Jr.
- La Guardia, Fiorello H.
- Labor's Non-Partisan League
- Land Use Planning
- Landon, Alfred M.
- Landsend.Com
- Latin America, Great Depression in
- Latino Americans, Impact of the Great Depression on
- Law Enforcement
- League for Independent Political Action
- Lehand, Marguerite (Missy)
- Lehman, Herbert
- Levis.Com
- Lewis, John L.