[ASTRONOMY]. [BRUN (Jean-Antoine)]. [Physica particularis]. Pars 2a Phy[sic]æ. S.l.n.d. [circa 1690]. Manuscript, small, 449 pp. in-4, stiff vellum, smooth spine, speckled edges (Binding of the period). Important manuscript on special physics (cosmology, astronomy, optics, etc.). This is a course taken in notes at a Jesuit college. The text occupies 449 pp. written in a tight script. It is illustrated with a few diagrams and astronomical figures drawn in pen. The volume bears the signature Joan. Ant. Brun and the handwritten bookplate on a flyleaf: Ad usum Joannis Antonii Brun pphi anno dñi 1690. Handwritten bookplate of J. Joly dated 1763. Stamp of the Collection Nathan.