CLOTH COVERS FOR BINDING OCT 13 No. 40. 18,487 July 1871. THE POPULAR [2s. 6d. Science Review. EDITED BY HENRY LAWSON, M.D. Co-Lecturer on Physiology and Histology, St. Mary's Hospital Medical School, and One of the Lecturers on Natural Science under the “Science and Art Department of the Committee of Council on Education." AND OTHER WRITERS WHO TAKE A PROMINENT PART IN SCIENTIFIC LITERATURE, SPOTTISWOODE AND CO., PRINTERS, NEW-STREET SQUARE, LONDON Complete Sets in Numbers, £4 12s. 6d. 9 vols, cloth, 25 11s.; half-morocco. £6 17a. Bd. OSLER'S CRYSTAL GLASS CHANDELIERS, WALL LIGHTS AND LUSTRES, FOR GAS AND CANDLES. CHANDELIERS IN BRONZE AND ORMOLU. MODERATOR LAMPS AND LAMPS FOR INDIA. TABLE GLASS OF ALL KINDS. ORNAMENTAL GLASS, ENGLISH AND FOREIGN. Mess, Export, and Furnishing Orders promptly executed. All Articles marked in Plain figures. LONDON: SHOW ROOMS, 45 OXFORD STREET, W. BIRMINGHAM:-MANUFACTORY AND SHOW ROOMS-BROAD STREET. ESTABLISHED 1807. 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'Nothing is more difficult to those who handle a microscope for the first time than to get their objects in a fit state for exhibition and preparation. This little book is clear, full, and practical; and it soon reveals to the careful student the valuable fact that a great deal may be done with very simple appliances. We recommend it to young microscopists as a book which supplies a felt deficiency.'-GUARDIAN. London: HARDWICKE, Piccadilly. THE USEFUL PLANTS of GREAT BRITAIN. A Treatise on the Principal Native Vegetables capable of Application as Food or Medicine, or in the Arts and Manufactures. By C. P. JOHNSON. Illustrated by J. E. SOWERBY. 300 Illustrations coloured by hand, 12s. London: HARDWICKE, Piccadilly. SCHLEIDEN'S PRINCIPLES OF SCIENTIFIC BOTANY; or, Botany as an Inductive Science. Translated by Dr. LANKESTER. 8vo. Hundreds of Woodcuts, and Six Pages of Figures beautifully engraved on Steel, 10s. 6d. 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