| Letter, to Secretary American Tract Society, New York, from Edward Riggs and John E. Pierce | Amerikan Bord Heyeti (American Board) | 1889-07-22 |
| Letter, to Secretary, American Tract Society, from Edwin E. Bliss and T. R. Sampson | Amerikan Bord Heyeti (American Board) | 1888-05-19 |
| Letter, to Secretary, Religious Tract Society, London, from James W. Seelye | Amerikan Bord Heyeti (American Board) | 1888-05-21 |
| Letter, to Committee ad Interim, Western Turkey Mission Mission, from Charles C. Tracy and Edward Riggs | Amerikan Bord Heyeti (American Board) | 1884-02-26 |
| Letter, to Secretary, Committee ad Interim, Western Turkey Mission, from James L. Fowle, Secretary | Amerikan Bord Heyeti (American Board) | 1884-02-25 |
| Letter, to Ira F. Pettibone, Secretary, Western Turkey Mission, from Moses P. Parmelee | Amerikan Bord Heyeti (American Board) | 1889-11-09 |
| Letter, to Committee ad Interim, Western Turkey Mission, from Marcellus Bowen | Amerikan Bord Heyeti (American Board) | 1883-12-01 |
| Letter, to Ira F. Pettibone, from Albert W. Hubbard | Amerikan Bord Heyeti (American Board) | 1883-12-22 |
| Letter, to Committee ad Interim, Western Turkey Mission, from Charles C. Tracy | Amerikan Bord Heyeti (American Board) | 1881-10-01 |
| Letter, to Committee ad Interim, Western Turkey Mission, from James L. Fowle | Amerikan Bord Heyeti (American Board) | 1881-10-17 |