Clavius, Christoph (1538-1612) In Sphaeram Joannis de Sacro Bosco Commentarius.

Description:

Clavius, Christoph (1538-1612)In Sphaeram Joannis de Sacro Bosco Commentarius. Venice: Basam, 1596.
Quarto, enlarged and corrected edition, large woodcut armillary sphere on title, illustrated with numerous text woodcuts, bound in later stiff parchment, leaves in good condition throughout.
Clavius, the capable Jesuit astronomer and mathematics professor here comments on the work of Sacro Bosco. The work is also noteworthy for its references to Copernicus, whom Clavius describes as "another Ptolemy".
Estimate $600-800

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