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Keywords from Image Description:
SACROBOSCO Tractatus de Sphaera Ex Libris rare Mario Taddei. en Ptolemaic system Annotazione sopra la Lettione della Spera del Sacrobosco Photo of the pages and with models of the ptolemaic system From the ancient books collection of Mario Taddei Photo of SACROBOSCO Tractatus de Sphaera book from Mario Taddei ancient books