Encyclopedias, Almanacs, Transcripts, and Maps
- Harris, Marvin
- Harrison, Pat
- Harrisonburg
- Harrod, James
- Harry S. Truman National Historic Site
- Harsanyi, John Charles
- Harsprånget
- Harstad
- Hart, Albert Bushnell
- Hart, Basil Henry Liddell
- Hart, Doris
- Hartford Foundation
- Harthacanute
- Hartington, Spencer Compton Cavendish, marquess of
- Hartline, Haldan Keffer
- Hartman, David
- hartshorn, spirits of
- Hartwell, Leland Harrison
- Harumaph
- Haruz