| Letter, to George F. Herrick, Secretary, Constantinople, from Judson Smith | Amerikan Bord Heyeti (American Board) | 1902-12-24 |
| Letter, to Bible House, Constantinople, from Joseph K. Greene, Secretary | Amerikan Bord Heyeti (American Board) | 1906-01-13 |
| Letter, to Associates at Constantinople, from George F. Herrick | Amerikan Bord Heyeti (American Board) | 1905-02-08 |
| Letter, to Joseph K. Greene, from Lyman Bartlett | Amerikan Bord Heyeti (American Board) | 1904-01-28 |
| Letter, to Joseph K. Greene, from George F. Herrick | Amerikan Bord Heyeti (American Board) | 1904-04-29 |
| Letter, to Joseph K. Greene, from Herbert M. Allen | Amerikan Bord Heyeti (American Board) | 1904-12-23 |
| Letter, to George F. Herrick, Bible House, Constantinople, from Charles S. Sanders | Amerikan Bord Heyeti (American Board) | 1901-05-06 |
| Letter, to Committee ad Interim, Constantinople, from Henry S. Barnum | Amerikan Bord Heyeti (American Board) | 1902-09-10 |
| Letter, to George F. Herrick, from Alexander MacLachlan | Amerikan Bord Heyeti (American Board) | 1902-01-28 |
| Letter, to Judson Smith, Boston, from Thomas S. Carrington | Amerikan Bord Heyeti (American Board) | 1902-07-03 |
