Gallery Item: Outlines of Experiments and Inquiries Respecting Sound and Light, Plate VII
Gallery Item: Phrenological Head
Gallery Item: Physiological Disquisitions, Plate IV
Gallery Item: Pneumatics
Gallery Item: Rational Recreations, Plate III
Gallery Item: Recreations in Mathematics and Natural Philosophy, Plate I
Gallery Item: Recreations in Mathematics and Natural Philosophy, Plate II
Gallery Item: Recreations in Mathematics and Natural Philosophy, Plate XVII
Gallery Item: Relative Size of the Organs and Table of References
Gallery Item: Spider's Nest, with the Valve
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