Names
- Hammond, Emily Vanderbilt Sloane1
- Hammond, John Henry, 1871-1949.1
- Harriman, Karl Edwin, 1875-1935.1
- Harrington, Mark Walrod, 1848-1926.1
- Harrison, Henry1
- Harrison, Henry.1
- Haven, E. O. (Erastus Otis), 1820-1881.1
- Haven, Gilbert, 1821-1880.1
- Hays, Will H. (Will Harrison), 1879-1954.1
- Hays, Will Harrison, 1879-1954.1
- Headley, C. B.1
- Hearst, William Randolph, 1863-1951.1
- Henry Ford Peace Expedition (1915-1916)1
- Henry, Joseph, 1797-1878.1
- Herrick, C. L. (Clarence Luther), 1858-1904.1
- Hill-Davis Company.1
- Historical Records Survey1
- Hitchcock, Charles H. (Charles Henry), 1836-1919.1
- Hodgkin, Henry Theodore, 1877-19331
- Hodgkin, Henry Theodore, 1877-1933.1