Chapter I

ARISTOTLE. _Problems._
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EUCLID. _The Elements of Geometrie_ translated by H. Billingsley.

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_La Prospettiva di Euclide._ Florence, 1573.

LUCRETIUS, _De Rerum Natura._

PTOLEMY (CLAUDIUS PTOLEMAEUS). _Ptolemaei Mathematicae._

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_Almagest._ Edited by J. Baptiste Ricciolus, S. J. 1651.

ALHAZEN. _Opticae Thesaurus Alhazeni Arabis._

Basel, 1572.