- ??????M13 - William Knibb Morris Collection
- ??????William Knibb Morris and Sarah R. Morris: correspondence with children
- ????????14 - William Knibb Morris and son Robert James (Rob or Bob) Morris
- ????????15 - Robert James Morris to mother Sarah Rebecca (Rothwell) Morris
- ????????16 - Sarah Rebecca (Rothwell) Morris to son Robert James Morris
- ????????17 - Ada Rosina Morris to mother Sarah Rebecca Morris