- ???DX19 - Cotton Family Papers
- ??G - George, John, James B, Joseph & Rachel Cotton : 219 to 261
- 2 more...
- ??221 - Summons to John Cotton
- ??222 - Hymns in Prose
- ??223 - Reaping machine
- ??224 - Letter from Anna Maria Cotton to son James
- ??225 - Letters from Edward Octavius Cotton to brother James
- ??226 - Letter to JB Cotton from his sister "Molma" [Mary May]
- ??227 - Letter to JB Cotton from Helen McLeod
- ??228 - Letter to JB Cotton from Alma Rachel Cotton
- ??229 - Letters to JB Cotton from J.B. Mather
- 32 more...