Sphaerae atque astrorum coelestium ratio, natura & motus. [Basel]: J. Walder, 1536. Small 4° (198 x 136mm). Title within large architectural border, woodcut diagrams, one full-page, text in Latin & Greek. (Lacking ?blank oo4, a few small wormholes in outer margin of first 5 leaves, lightly browned, a few spots, very light waterstaining in upper margin of most leaves). Houzeau & Lancaster I, 2440 (under Ziegler). [Bound with:] PROCLUS. Sphaera. Paris: Jacob Bogardus, 1547. Large woodcut of an armillary sphere on title, text in Latin. (Lightly browned, a few sides notes shaved). [And]: PROCLUS. Sphaera. Paris: Jacob Bogardus, 1547. Large woodcut of an armillary sphere on title, text in Greek. (Spotted). 3 works in one volume, contemporary sheep, spine gilt (spine defective, rubbed and scuffed, hinges broken). Provenance: Latin inscription on bottom of title of first work (shaved and causing a few small holes) -- 'S P B C' (stamp on inner margin of title, just touching image). A compilation including works by Jacob Ziegler, Proclus, Ptolemy and Jordanus Nemoranus.