| Letter, to Theodore A. Baldwin, from Tillman C. Trowbridge | Amerikan Bord Heyeti (American Board) | 1877-08-29 |
| Letter, to Theodore A. Baldwin, from J. Henry House | Amerikan Bord Heyeti (American Board) | 1877-08-18 |
| Letter, to Theodore A. Baldwin, from Moses P. Parmelee | Amerikan Bord Heyeti (American Board) | 1877-10-31 |
 | Telegram, to Theodore A. Baldwin, from Henry Jones | Amerikan Bord Heyeti (American Board) | 1877-09-19 |
| Letter, to Theodore A. Baldwin, from Royal M. Cole | Amerikan Bord Heyeti (American Board) | 1877-08-22 |
| Letter, to Theodore A. Baldwin, from Henry Jones | Amerikan Bord Heyeti (American Board) | 1877-08-29 |
| Letter, from Sophia L. Burgess | Amerikan Bord Heyeti (American Board) | 1877-12-01 |
| Letter, to Theodore A. Baldwin | Amerikan Bord Heyeti (American Board) | 1877-09-05 |
| Letter, Charlotte Willard, William W. Peet, Letters about girls' school opening | Amerikan Bord Heyeti (American Board) | 1924-08-09 |
| Letter, to Tillman C. Trowbridge, from Henry C. Haskell, Tabular view of Philippopolis Station | Amerikan Bord Heyeti (American Board) | 1865-01-07 |
