London: Longman, Brown, Green, and Longmans.


BOOKS PUBLISHED BY MR. VAN VOORST During 1850.


The NATURAL HISTORY of the VARIETIES of MAN. By Robert Gordon Lathan, M.D., F.R.S., Fellow of King's College, Cambridge; Vice-President of the Ethnological Society of London; Corresponding Member of the Ethnological Society of New York. 8vo. Illustrated. Price 21s.

AN INTRODUCTION to CONCHOLOGY; or, Elements of the Natural History of Molluscous Animals. By George Johnston, M.D., LL.D., Fellow of the Royal College of Surgeons of Edinburgh, author of "A History of the British Zoophytes." 8vo. 102 Illustrations. 21s.

AN ELEMENTARY COURSE of GEOLOGY, MINERALOGY, and PHYSICAL GEOGRAPHY. By David T. Ansted, M.A., F.R.S., &c., Professor of Geology at King's College, London; Lecturer on Mineralogy and Geology at the H.E.I.C. Mil. Sem. at Addiscombe, and at the Putney College; late Fellow of Jesus College, Cambridge. Post 8vo. Illustrated. Price 12s.

GAME BIRDS and WILD FOWL: their Friends and their Foes. By A. E. Knox, M.A., F.L.S. With Illustrations by Wolf. Post 8vo. Price 9s.

MR. KNOX'S ORNITHOLOGICAL RAMBLES in SUSSEX. Second Edition, with Four Illustrations. Post 8vo. 7s. 6d.

AN ARCTIC VOYAGE to BAFFIN'S BAY and LANCASTER SOUND, in Search of Friends with Sir John Franklin. By Robert A. Goodsir, late President of the Royal Medical Society of Edinburgh. Post 8vo. With a Frontispiece and Map. Price 5s. 6d.