| Letter, to Henry O. Dwight, from Alexander Watkins Terrell | Amerikan Bord Heyeti (American Board) | 1895-06-02 |
| Report, Marsovan Station, May 1854, by Philander O. Powers | Amerikan Bord Heyeti (American Board) | 1854-05 |
| Report, Haskoy Boarding School , 9th, 1854 May | Amerikan Bord Heyeti (American Board) | 1854-05 |
 | Letter, to Henry O. Dwight, from Alexander Watkins Terrell | Amerikan Bord Heyeti (American Board) | 1896-03-12 |
| Report, Trebizond Station, May 1854, by Edwin E. Bliss | Amerikan Bord Heyeti (American Board) | 1854-05 |
| Letter, to Henry O. Dwight, from James R. Augull | Amerikan Bord Heyeti (American Board) | 1898-09-02 |
| Circular letter, to Edwin E. Bliss, from E. Riggs and George Washburn | Amerikan Bord Heyeti (American Board) | 1862-01-20 |
| Letter, to Oliver W. Winchester, from Tillman C. Trowbridge | Amerikan Bord Heyeti (American Board) | 1861-09-10 |
| Letter, to George W. Dunmore, from Tillman C. Trowbridge | Amerikan Bord Heyeti (American Board) | 1861-08-13 |
| Letter, to Tillman C. Trowbridge, from Julius Y. Leonard | Amerikan Bord Heyeti (American Board) | 1862-01-31 |
