 | Letter, to George F. Herrick, from Moses P. Parmelee | Amerikan Bord Heyeti (American Board) | 1898-02-21 |
| Letter, to George F. Herrick, Constantinople, from James P. McNaughton | Amerikan Bord Heyeti (American Board) | 1898-11-30 |
 | Letter, to George F. Herrick, from H. T. Perry | Amerikan Bord Heyeti (American Board) | 1898-04-10 |
| Letter, to George F. Herrick, from Mary E. H. Perry | Amerikan Bord Heyeti (American Board) | 1898-03-23 |
| Letter, to Committee ad Interim, Constantinople, from Mary E. H. Perry | Amerikan Bord Heyeti (American Board) | 1898-04-05 |
 | Letter, to George F. Herrick, from Moses P. Parmelee | Amerikan Bord Heyeti (American Board) | 1898-01-06 |
 | Letter, to Henry O. Dwight, from James R. Augull | Amerikan Bord Heyeti (American Board) | 1898-07-02 |
| Letter, to George F. Herrick, from Lyndon S. Crawford | Amerikan Bord Heyeti (American Board) | 1898-06-28 |
| Letter, to Rev. and Mrs. George F. Herrick, Rev. and Mrs. Joseph K. Greene and Rev. and Mrs. Farnsworth, c/o Mr. C. E. Sweet, Congregational House, Boston (Mass.), from Mary and Margaret W. Leitch | Amerikan Bord Heyeti (American Board) | 1898-12-15 |
| Letter, to Rev. E.E. Strong, Congregational House, Boston, from Mary and Margaret W. Leitch (Arlington Heights, Mass.) | Amerikan Bord Heyeti (American Board) | 1898-11-14 |
