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Richard A. Proctor

1837 - 1888

4 books in library

Cover of Pleasant Ways in Science

Pleasant Ways in Science

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Cover of Rough Ways Made Smooth: A series of familiar essays on scientific subjects

Rough Ways Made Smooth: A series of familiar essays on scientific subjects

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Cover of Flowers of the Sky

Flowers of the Sky

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Cover of Light Science for Leisure Hours

Light Science for Leisure Hours

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