| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1842-10-13 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1844-05-31 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1843-10-04 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1842-10-28 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1843-10-30 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1843-12-12 |
| Letter, to Pastors and members of Evangelical Churches in Turkey, from Brethren Riggs, Farnsworth, Marden, Barnum and Wood | Amerikan Bord Heyeti (American Board) | - |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1842-08-31 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1842-01-29 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1840-07-29 |
