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nothing left but

cropped from scan
Margaret Abigail Cleaves (1848-1917 *). Light Energy: Its Physics, Physiological Action and Therapeutic Applications. New York and London, 1904
Stanford copy, no date of digitization

epigram on title page:

But if darkness, light and sight be separate and independent one of the other, then if you remove light and darkness, there is nothing left but void space.
— Buddhistic Sutra.

1 May 2014

spectra; Margaret Abigail Cleaves, Light Energy (1904)