- ???????DX19 - Cotton Family Papers
- C - Francis Cotton : Family and general correspondence, personal papers : 66 to 133
- General Correspondence : 82 to 125
- ????????82 - Letter from F.Aubin
- ????????83 - Letter from James Backhouse, York
- ????????84 - Letter from James Backhouse Jnr.
- ????????85 - Letter from J. Bassett
- ????????86 - Letter from William Beck, London
- ????????87 - Letter from George Renison Bell
- ????????88 - Letter from Ellen Boultbee
- ????????89 - Letter from George Bowes
- ????????90 - Letter from Reuben Burden
- 35 more...