| List of rules for pastor and people by Apraham of Hass(keuy) | Amerikan Bord Heyeti (American Board) | 1868 |
| Letter of thanks to Tillman C. Trowbridge from Hasskeuy Church members | Amerikan Bord Heyeti (American Board) | 1868-05-20 |
| Letter to Tillman C. Trowbridge, from Pastor Abraham of Rodosto | Amerikan Bord Heyeti (American Board) | 1868-06-27 |
| Letter from Pera Church, salary for Pastor S., June 25, 1868 | Amerikan Bord Heyeti (American Board) | 1868-06-25 |
| Invitation to a mixed meeting to examine Hasskeuy matters | Amerikan Bord Heyeti (American Board) | 1868-07-04 |
| Treasurer's certificates, Rodosto, July-August 1868 | Amerikan Bord Heyeti (American Board) | 1868-07 |
| Letter from Mrs. Zanazan Der Sahaguian asking aid | Amerikan Bord Heyeti (American Board) | 1867 |
| Letter for Pera Church applying for aid | Amerikan Bord Heyeti (American Board) | 1868-05-28 |
| Letter to Joint Comm. on E. Pasha site., from Bithynia Synod [In foreign language] | Amerikan Bord Heyeti (American Board) | 1886 |
| Letter from Talas Church, June 18, 1909; replied July 3, 1909 (in Armenian) | Amerikan Bord Heyeti (American Board) | 1909-06-18 |
