Names
- Hopkins Manufacturing Company.1
- Horning & Hart.1
- Houghton, Chassell & Southwestern Railroad Company.1
- Hovey & McCracken.1
- Huron Mountain Club.1
- Hutchins, Harry B. (Harry Burns), 1847-1930.1
- Illinois Central Railroad Company.1
- Ives, Percy, 1864-1928.1
- Ives, Percy.1
- J. Alley & Company.1
- J.E. Potts Salt & Lumber Company.1
- James, Edmund J. (Edmund Janes), 1855-1925.1
- Jennings & Northeastern Railway.1
- Jones, Roy D.1
- Kahn, Albert, 1869-1942.1
- Keweenaw Central Railroad.1
- Kimball, Fiske, 1888-1955.1
- Klise Lumber Company.1
- Laird, Warren Powers, 1861-1948.1
- Lake County Railroad.1