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Smith’s Air and Rain. 8vo. 24s.

Stoney’s The Theory of the Stresses on Girders, &c. Royal 8vo. 36s.

Swinton’s Electric Lighting: Its Principles and Practice. Crown 8vo. 5s.

Tilden’s Practical Chemistry. Fcp. 8vo. 1s. 6d.

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Faraday as a Discoverer. Crown 8vo. 3s. 6d.

Floating Matter of the Air. Crown 8vo. 7s. 6d.

Fragments of Science. 2 vols. post 8vo. 16s.