Roger Bacon

The Mirror of Alchemy

Roger Bacon

$7.65 - $32.95

SELECTIONS FROM MEDIEVAL PHILOSOPHERS VOL. II: Roger Bacon to William of Ockham

Roger Bacon

$5.79

Root of the World and the Magical Letter

Roger Bacon

$19.34 - $34.95

Tract on the Tincture and Oil of Antimony

Roger Bacon

$8.75

Philosophy

Roger Bacon

$18.95 - $33.95

Roger Bacon's Selected Occult Writings

Roger Bacon

$24.44 - $39.61

Four Works of Roger Bacon

Roger Bacon

$16.49

The Alchemy Method

Roger Bacon

$10.26

The Causes of Error

Roger Bacon

$17.95 - $32.95

The Study Of Tongues

Roger Bacon

$18.95 - $33.95

Fr. Rogeri Bacon Opera Quaedam Hactenus Inedita: Vol. 1. Containing 1. Opus Tertium. 2. Opus Minus. 3. Compendium Philosophiae

Roger Bacon

$31.95 - $62.68

Experimental Science

Roger Bacon

$21.66 - $34.95

The Mirror of Alchimy

Roger Bacon

$17.96 - $30.95

Un Fragment In�dit de l'Opus Tertium de Roger Bacon: Pr'une Ude Sur Ce Fragment

Roger Bacon

Out of Stock

The 'opus Majus' Of Roger Bacon, Ed, Volume 2...

Roger Bacon

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Roger Bacon's Life and Work

Roger Bacon

$17.95 - $30.95

The 'opus Majus' Of Roger Bacon, Ed, Volume 1...

Roger Bacon

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Roger Bacon: Sa Vie, Ses Ouvrages, Ses Doctrinces, d'Apr�s Des Textes In�dits

Roger Bacon

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The Chronicles and Memorials of Great Britain and Ireland During the Middle Ages

Roger Bacon

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Opus Majus of Roger Bacon, Part 1

Roger Bacon

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Opus Majus of Roger Bacon, Part 2

Roger Bacon

$29.95 - $40.95

Roger Bacon's Philosophy of Nature: A Critical Edition, With English Translation, Introduction, and Notes, of De Multiplicatione Specierum and De Speculis Comburentibus

Roger Bacon

$76.18

Opera Hactenus Inedita Rogeri Baconi: Metaphysica Fratris Bogeri

Roger Bacon

$19.34 - $34.95

Moral Philosophy

Roger Bacon

$25.53 - $40.75

The Greek Grammar of Roger Bacon and a Fragment of His Hebrew Grammar;

Roger Bacon

$30.95 - $45.24

Fr. Rogeri Bacon Opera Qu�dam Hactenus Inedita

Roger Bacon

$32.95 - $100.00

Roger Bacon's Letter: Concerning The Marvelous Power Of Art And Nature And The Nullity Of Magic

Roger Bacon

$20.50

The Opus Majus of Roger Bacon (Thoemmes Press - Medieval and Renaissance Philosophy)

Roger Bacon

$97.90

Roger Bacon & the Origins of Perspectiva in the Middle Ages: A Critical Edition & English Translation of Bacon's Perspectiva with Introduction and Notes

Roger Bacon

$265.00

Mathematics

Roger Bacon

$31.95