Names
- Herbert Baxter Adams1
- Hill, Robert Thomas, 1858-1941.1
- Hollander, Jacob Harry, 1871-1940.1
- Hopkins, Albert J. (Albert Jarvis), 1846-1922.1
- Houston & Texas Central Railway Company.1
- Houston and Shreveport Railroad Company.1
- Houston, East and West Texas Railway.1
- Hull, Charles Henry, 1864-1
- Hutchins, Harry B. (Harry Burns), 1847-1930.1
- Illinois Central Railroad Company.1
- Illinois Tunnel Company.1
- International & Great Northern Railroad.1
- Interstate Commerce Commission.1
- Iowa Central Railway Company.1
- James, Edmund J. (Edmund Janes), 1855-1925.1
- Jameson, J. (John Franklin), 1859-1937.1
- Jeffery, Edward Turner, 1843-1927.1
- Jenks, Jeremiah Whipple, 1856-1929.1
- Johnson, Emory R. (Emory Richard), 1864-1950.1
- Jordan, David Starr, 1851-1931.1