Names
- Hayden, Joseph Ralston, 1887-1945.1
- Hearst, William Randolph, 1863-19511
- Hearst, William Randolph, 1863-1951.1
- Helme, James W., 1860-1938.1
- Hillsdale College.1
- Hillsdale Gazette1
- Hillsdale Whig Standard (newspaper)1
- Historical Society of Michigan (1874-)1
- Hogan, Henry M.1
- Hogan, Henry M., Jr.1
- Horsford, M. C. Mrs., -1859.1
- Horsford, M. C., Mrs., d.1859.1
- Howard City Record (newspaper)1
- Howell, Jane.1
- Hubbard, Gurdon Saltonstall, 1802-1886.1
- Hull, William, 1753-1825.1
- Huron Daily Tribune1
- Hussey, Erastus.1
- Industrial Workers of the World.1
- International Congress of Women (1915 : Hague, Netherlands)1