- Imperialism--Social aspects--Great Britain--History--20th century.1
- Indigenous peoples.1
- Italy. Polizia di Stato.1
- Kingsford-Smith, Charles Edward, Sir, 1897-1935.1
- La Guardia, Fiorello H. (Fiorello Henry), 1882-1947.1
- Law enforcement--United States.1
- Legislative bodies--Voting.1
- Legislative speeches.1
- Legislators.1
- Lerroux, Alejandro, 1864-1949.1
- LeĢopold III, King of the Belgians, 1901-1983.1
- Lion dance.1
- Los Angeles (Airship)1
- MacRobertson International Air Race (1934)1
- Macon (Airship)1
- Magnolia Gardens (Charleston, S.C.)1
- Major League Baseball (Organization)--History--20th century.1
- Manners and customs--Romania.1
- Maori (New Zealand people)--Social life and customs.1
- March (Music)1