| Letter, to R.A. Baldwin, from Henry S. Barnum | Amerikan Bord Heyeti (American Board) | 1876-06-09 |
| Letter, to Ira F. Pettibone to Marie Hirsch | Amerikan Bord Heyeti (American Board) | 1876-03-17 |
| Document, plan of studies of the Theological School | Amerikan Bord Heyeti (American Board) | 1872-09 |
| Letter, to the brethren of the Mission of Western Asia, from George W. Dunmore | Amerikan Bord Heyeti (American Board) | 1861-06-15 |
| Letter, to the Members of the Constantinople Station, from Herman N. Barnum | Amerikan Bord Heyeti (American Board) | 1863-05-21 |
| Letter, to Harrison G.O. Dwight, from Wilson A. Farnsworth | Amerikan Bord Heyeti (American Board) | 1860-10-19 |
| Letter, to the Committee ad Interim, from Wilson A. Farnsworth | Amerikan Bord Heyeti (American Board) | 1860-09-28 |
| Letter, to Tillman C. Trowbridge, from William F. Arms | Amerikan Bord Heyeti (American Board) | 1860-08-28 |
| Letter, to Tillman C. Trowbridge, from Andrew T. Pratt | Amerikan Bord Heyeti (American Board) | 1863-06-30 |
| Letter, to Tillman C. Trowbridge, from Julius Y. Leonard | Amerikan Bord Heyeti (American Board) | 1859-12-30 |
