- Harvard University. School of Veterinary Medicine.1
- Harvey, William, 1578-1657.2
- Hatfield, Nathan L. (Nathan Lewis), 1804-1887.1
- Hathaway, John E. (John Eaton), 1827-1862.1
- Hawaii13
- Hawks1
- Hayden, Herbert H. (Herbert Hiram), 1850-1
- Hayes, H. N.1
- Hays, Isaac, 1796-1879.3
- Hayward, George, 1791-1863.1
- Hazardous Substances -- standards1
- Head2
- Head -- anatomy & histology1
- Head -- growth & development1
- Head -- surgery1
- Head Injuries, Closed3
- Head Injuries, Closed -- complications3
- Head Injuries, Closed -- surgery2
- Head Injuries, Penetrating3
- Head Injuries, Penetrating -- complications1