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![Scripta clarissimi mathematici M. Ioannis Regiomontani, de torqueto, astrolabio armillari, regula magna ptolemaica, baculo[que] astronomico, & observationibus cometarum, aucta necessariis, Ioannis Schoneri ... additionibus. Item observationes motuum solis, ac stellarum tam fixarum [qua ...] erraticarum. Item libellus M. Georgii Purbachii de quadrato geometrico ...](/_next/image?url=https%3A%2F%2Fimages.sourcelibrary.org%2Farchived%2F69b63ffa1c1c21a373876eaf%2F6.jpg&w=3840&q=75)
Scripta clarissimi mathematici M. Ioannis Regiomontani, de torqueto, astrolabio armillari, regula magna ptolemaica, baculo[que] astronomico, & observationibus cometarum, aucta necessariis, Ioannis Schoneri ... additionibus. Item observationes motuum solis, ac stellarum tam fixarum [qua ...] erraticarum. Item libellus M. Georgii Purbachii de quadrato geometrico ...
Regiomontanus and his colleagues bridge the gap between ancient theory and raw, empirical reality. Readers will learn to build the tools of a Renaissance astronomer and see why the best books must occasionally yield to the evidence of a clear night sky.