| Letter, to Charles T. Riggs, from Herbert M. Irwin | Amerikan Bord Heyeti (American Board) | 1912-07-27 |
 | Letter, to Charles T. Riggs, from Henry K. Wingate | Amerikan Bord Heyeti (American Board) | 1911-04-08 |
 | Letter, to Charles T. Riggs, from James R. Brewster | Amerikan Bord Heyeti (American Board) | 1913-05-08 |
 | Letter, to Charles T. Riggs, from Edward F. Carey | Amerikan Bord Heyeti (American Board) | 1912-05-08 |
| Letter, to the Cyrus Hamlin | Amerikan Bord Heyeti (American Board) | 1854-23 |
| Letter, to William Goodell, from Henry Hill | Amerikan Bord Heyeti (American Board) | 1831-12-16 |
| Letter, to Charles T. Riggs, from A.T. Daghlian, Anatolia College | Amerikan Bord Heyeti (American Board) | 1912-01-20 |
| Letter, to Charles T. Riggs, from A.T. Daghlian, Anatolia College | Amerikan Bord Heyeti (American Board) | 1912-01-03 |
| Report, Book report, from Isaac Bliss to Tillman C. Trowbridge, Bebek | Amerikan Bord Heyeti (American Board) | 1858 |
 | Report, Publication Department, 1901, by Henry S. Barnum | Amerikan Bord Heyeti (American Board) | 1901; 1902-08 |
