Opticks: or, A treatise of the reflections, refractions, inflexions and colours of light. Also two treatises of the species and magnitude of curvilinear figures (1704)
Newton, Isaac, Sir, 1642-1727 · London : Printed for Sam Smith, and Benj. Walford, printers to the Royal Society, at the prince's Arms in St. paul's Church-yard · leaf 91
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Optics
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
