Borthwick, John Henry Stuart, of Borthwick and Crookston (1905–96)
- Manuscripts:
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- MS. Eng. th. c. 58 — 15th century; English
- MS. Lat. misc. d. 74 — 12th century, first quarter; French, North-west (?)
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.