Names
- Kennedy, G. Donald (George Donald), 1900-1988.2
- Kenworthy, Marion E.1
- Keweenaw Central Railroad.1
- Klise Lumber Company.1
- Krieger, Louis C.1
- La Salle, Robert Cavelier, sieur de, 1643-1687.1
- LaFramboise, Joseph, -1809.1
- Lagonda (Ship)1
- Lake County Railroad.1
- Lake George and Muskegon River Railroad Company.1
- Lake Shore & Michigan Southern Railway.2
- Lake Superior and Ishpeming Railway Company.1
- Lehigh Valley Railroad Company1
- Litchfield, Edward H. (Edward Harold), 1914-1968.1
- Litchfield, Edward Harold, 1914-1968.1
- Little Miami Railroad Company1
- Lobdell-Bailey Manufacturing Company.1
- Logansport and Toledo Railway Company1
- Lohmiller family.1
- Lomax, Alan, 1915-2002.1