HENRY G. BOHN, 4, 5, & 6, York Street, Covent Garden. BOHN'S SCIENTIFIC LIBRARY FOR NOVEMBER. DR. MANTELL'S PETRIFACTIONS and their TEACHINGS; an illustrated Hand-book to the Fossils in the BRITISH MUSEUM, numerous beautiful Wood Engravings. Post 8vo. 6_s._ HENRY G. BOHN, 4, 5, & 6, York Street, Covent Garden. BOHN'S ILLUSTRATED LIBRARY FOR NOVEMBER. REDDING'S HISTORY and DESCRIPTION of WINES. New and revised Edition, with 20 beautiful Woodcuts, and Frontispiece engraved on steel. Post 8vo. 5_s._ HENRY G. BOHN, 4, 5, & 6, York Street, Covent Garden. Cloth, One Shilling, pp. 160. WELSH SKETCHES, chiefly ECCLESIASTICAL, to the Close of the Twelfth Century. By the Author of "Proposals for Christian Union, &c." CONTENTS:--1. Bardism. 2. The Kings of Wales. 3. The Welsh Church. 4. Monastic Institutions. 5. Giraldus Cambrensis. JAMES DARLING, Great Queen Street, Lincoln's Inn Fields. NEW WORKS, PUBLISHED BY TAYLOR, WALTON, AND MABERLY. BUFF'S LETTERS ON THE PHYSICS OF THE EARTH, By Dr. A. W. HOFMANN. Foolscap 8vo, 5_s._ cloth. LARDNER ON THE STEAM ENGINE, STEAM NAVIGATION, ROADS AND RAILWAYS. New and Cheap Edition. Large 12mo. 8_s._ 6_d._ cloth. LATHAM'S HANDBOOK OF THE ENGLISH LANGUAGE. 12mo. 8_s._ 6_d._ cloth. LARDNER'S HANDBOOK OF NATURAL PHILOSOPHY AND ASTRONOMY. First Course. Large 12mo. 12_s._ 6_d._ cloth. LIEBIG'S FAMILIAR LETTERS ON CHEMISTRY. New and Cheap Edition. With additional Letters. One Volume. fcap. 8vo. 6_s._ cloth. DE MORGAN'S BOOK OF ALMANACKS: with Index, by which the Almanack belonging to any year preceding A.D. 2000 can be found; with means of finding New and Full Moons from B.C. 2000 to A.D. 2000. Oblong 8vo. 5_s._ cloth. DR. GREGORY'S LETTERS TO A CANDID ENQUIRER ON ANIMAL MAGNETISM. 12mo. 9_s._ 6_d._ cloth. DESCRIPTIVE CATALOGUES OF WORKS in SCIENCE AND GENERAL LITERATURE, and of SCHOOL and COLLEGE BOOKS, published by TAYLOR, WALTON, and MABERLY. 4to. By post (free) to anyone writing for them. London: 28. Upper Gower Street, and 27. Ivy Lane, Paternoster Row. The late MR. COTTINGHAM'S Museum of Mediæval Art. MESSRS. FOSTER & SON are directed by the Executors of the Late L. N. Cottingham, Esq., F.S.A., to SELL by AUCTION, on the Premises, 43. Waterloo-bridge Road, on MONDAY, November 3, and about 15 following days (Saturdays and Sundays excepted), the COTTINGHAM MUSEUM; comprising a most ample and varied Series of Examples of Mediæval Architecture, of the Anglo-Norman, early English, decorated, perpendicular, and Elizabethan periods; also Fac-similes of some of the finest Monuments of the 13th, 14th, and 15th Centuries. In Furniture, Metal Work, Stained Glass, and various other Departments of Decorative Art, this Collection is rich in objects remarkable for their Beauty, Rarity, and Historic Value.