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Clavius, Christoph, Gnomonices libri octo, in quibus non solum horologiorum solariu[m], sed aliarum quo[quam] rerum, quae ex gnomonis umbra cognosci possunt, descriptiones geometricè demonstrantur, 1581

Digitized copy: Max Planck Institute for the History of Science
Digitized by: Max Planck Institute for the History of Science
Copyright: (images) Max Planck Institute for the History of Science
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