RL-*0480-79 | Research Programs: Translations | University of Wisconsin, Madison | Roger Bacon's Philosophy of Light: A Translation of "De Multiplicatione Specierum" | 6/1/1979 - 8/31/1980 | $9,078.00 | David | C. | Lindberg | | | | University of Wisconsin, Madison | Madison | WI | 53715-1218 | USA | 1979 | History and Philosophy of Science, Technology, and Medicine | Translations | Research Programs | 9078 | 0 | 9078 | 0 | A classic medieval statement of a philosophical tradition in which light was regarded as the key to many hidden realities of the visible and invisible worlds. |