Light science for leisure hours : familiar essays on scientific subjects, natural phenomena, &c. with a sketch of the life of Mary Somerville. 2nd ser. / by Richard A. Proctor.
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Light science for leisure hours : familiar essays on scientific subjects, natural phenomena, &c. with a sketch of the life of Mary Somerville. 2nd ser. / by Richard A. Proctor. Credit: Wellcome Collection. Public Domain Mark