| Letter, to Secretary, American Tract Society from L.yman Bartlett and Theodore A. Baldwin | Amerikan Bord Heyeti (American Board) | 1884 |
| Letter, to Members of the Western Turkey Mission, from Harriet G. Powers | Amerikan Bord Heyeti (American Board) | 1880 |
| Letter, to Ira F. Pettibone, from [Hagopos Djedjiniyan] | Amerikan Bord Heyeti (American Board) | 1884-05-19 |
| Letter, to Ira F. Pettibone, from Hagopos Djedjiniyan ? | Amerikan Bord Heyeti (American Board) | 1884-05-19 |
| Letter, to Secretary, American Tract Society, from Fred L. Kingsbury and Charles S. Dwight | Amerikan Bord Heyeti (American Board) | 1885 |
| Lettre envoyée par J. von Haas (?), Directeur adjoint de la Banque Impériale Ottomane à Constantinople - Bank-ı Şahane-i Osmanî müdür yardımcılarından J. von Haas (?)'ın mektubu - Letter sent by J. von Haas, Vice-Director at the Imperial Ottoman Bank in Constantinople | Johannes von Haas | 1882-09-04 |
| Copie de la lettre du commissaire impérial Nazif en date du 6 novembre 1882 au sujet des frais payés aux comités - Fevkâlâde Komiseri Nazif Efendi'nin komitelere yapılacak ödemeler hakkındaki yazısı - Copy of the letter of the imperial commissioner Nazif, regarding the fees paid to committees and dated november 6, 1882. | Nazif | 1882-02-17; 1882-02-18 |
| Lettre envoyée par le sous-comité de la Banque Impériale Ottomane, Paris à M. Aubaret, 15.02.1882. - Bank-ı Osmanî-i Şahane Paris alt komisyonunun Aubaret'e gönderdiği yazı, 15.02.1882 tarihli- Letter sent by the sub-commission of the Imperial Ottoman Bank, Paris to Mr. Aubaret, dated February 15, 1882. | Théodore Berger; (?). Ch. Mallet, G. Girod, Donon, Wallut, Hazerat (?), Joubert, Homberg, E. de Soubeyran, Durrieu | 1882-02-08 |
| Letter, to Secretary Turkish Mission Aid Society, from George Constantine and Henry O. Dwight | Amerikan Bord Heyeti (American Board) | 1889-07-22 |
 | Letter, to Mr. Hitchcock, from P. Suhle (?) | Amerikan Bord Heyeti (American Board) | 1883-05-03 |
