Seneca, Lucius Annaeus, the younger, approximately 4 B.C.–65 A.D.: De tranquillitate animi (Dialogi 9) [Latin]
- Manuscripts:
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- MS. D'Orville 143 (Digital facsimile online) — 1466; Netherlands or Germany (Kleve (?)) (fol. 66r)
The above references reflect only the current coverage of the online catalogue and may not be comprehensive.