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Page 94, line 4, it is] read it is not.
Page 104, line 14, can] read can well.
Page 144, line 13, object original: "obiet," an archaic spelling of "objet."] read eye. — Correction indicated by Descartes, Correspondence, vol. II, p. 481, l. 7, and furthermore introduced in the Latin edition referring to the 1644 Latin translation of the Dioptrics, which Descartes supervised..
Page 146, line 30, still original: "encores"] read that still.
Page 157, line 13, these original: "ces"] read his original: "ses." This corrects a common French error where the demonstrative "these" is confused with the possessive "his/her/its" due to identical pronunciation..
Page 174, line 30, BDOR] read DBOR.
Page 180, line 5, BI read NI.
Page 462, line 4, until in E] read until at E.