Ptolemy; ed. Hieronymus Salius

Venetian incunable of the Latin 'Quadripartitum' (Ptolemy's Tetrabiblos), the foundational treatise of Western astrology, edited by Hieronymus Salius and printed in 152 folio leaves with the colophon of Bonetus Locatellus, 1493. A fifteenth-century printing in Boston Public Library's rare-book collection.

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