Lot Essay
Peckham's 13th-century treatise on optics was the generally accepted medieval handbook on the subject, and was used in universities until Kepler's day.
Details
PECKHAM, John (d. 1292). Perspectiva communis, Venice: Joannes Baptista Sessa, June 1504, 2° (290 x 200mm.), second edition, woodcut diagrams (outer lower margin of some leaves dampstained, mild browning and spotting throughout, paper repair to final leaf), modern blind-stamped calf. [Adams P534].