Volume 2 / Book 5 — CHAPTER LXI

ROGER BACON

Bibliographical note—Our method of considering him.

I. Life

Birth, family, and early life—The years before 1267—Bacon and the mariner’s compass—The papal mandate—The composition of the three works—The injunction of secrecy—Roger Bacon and the Franciscans—Bacon’s life after 1267—His reported condemnation—Franciscans and science: John Peckham—Was Bacon still writing in 1292?