| Author's List |
| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Journal of Lieut. John L. Hardenbergh of the Second New York Continental Regiment from May 1 to October 3, 1779, in General Sullivan's Campaign Against the Western Indians With an Introduction, Copious Historical Notes, and Maps of the Battle-field of | Hardenbergh, John Leonard | en | Clark, John S. [Editor] | 2010-06-07 | |||
| Henry of Ofterdingen: A Romance. | Hardenberg, Friedrich von, 1772-1801 | en | 2010-04-03 |