12 ROBERT HARDWICKE, 192, PICCADILLY. JOHANNES VON GUMPACH. The True Figure and Dimensions of the Earth, Newly determined from the results of Geodetic Measurements and Pendulum Observations; compared with the corresponding theoretical elements; for the first time deduced upon purely Geometrical principles, and considered both with reference to the progress of Scientific Truth, and as bearing upon the practical interests of British Commerce and Navigation; in a letter addressed to George Biddell Airy, Esq., M.A. Astronomer Royal, 8vo. cloth, price 12s. ALBERT C. L. G. GUNTHER, M.A., M.D., Ph.D., F.R.S., &c. The Reptiles of British India. Imp. 4to. pp. 443, with 26 Plates, containing many figures, beautifully drawn by G. H. FORD. Price £2. 2s. [Ray Society.] HENRY HANKS, L.R.C.P. Edinburgh; M.R.C.S. England, &c. On Teething of Infants : Its prevalent Errors, Neglects, and Dangers; their influence on the Health, and as causes of death of Children. Including the dangers of Teething Powders, Soothing Syrups, &c. Illustrated by Cases. Fcap. 8vo. cloth, price 3s. 6d. HARDWICKE'S ELEMENTARY BOOKS. Mechanics. Fully illustrated by nearly 100 cuts. Two parts, 2d. each; complete, 4d.; bound in cloth, 6d. Hydrostatics. Fully illustrated. Complete, 2d. ; in cloth, 4d. Chemistry. Three parts, 2d. each; complete, 6d. ; cloth, 8d. Hydraulics. Fully illustrated. Complete, 2d. ; cloth, 4d. Optics. Fully illustrated. Complete, 4d.; cloth, 6d. Pneumatics. Fully illustrated, 2d. "Each part is a very admirable epitome of the subject it treats, and there is more reliable information in any one of these little pamphlets of a few pence than there is in many a costly volume. The woodcuts are in outline, or only slightly shaded, and their subjects are exceedingly well selected."-London Review. Other Works of a similar character are in preparation, and will shortly be announced. Hardwicke's Shilling Handy-Book of London. An Easy and Comprehensive Guide to Everything worth Seeing and Hearing. Royal 32mo. cloth, price 1s. CONTENTS:-Bazaars. Ball-rooms. Cathedrals. Dining-rooms. Exhibitions. Mansions of Nobility. Markets. Money-order Offices. Monuments and Statues. Museums. Music-halls and Concert-rooms. Out-door Amusements. Omnibuses. Palaces. Parks. Passport Offices. Picture Galleries' Regulations. Popular Entertainments. Policecourts. Prisons. Railway Stations. Steamboats. Theatres. Telegraph Offices, &c. ROBERT HARDWICKE, 192, PICCADILLY. Hardwicke's Science-Gossip : 13 An illustrated Medium of Interchange and Gossip for Students and Lovers of Nature. Monthly, price 4d. Yearly Volumes in cloth, price 5s. Miss E. S. HARTSHORNE. Enshrined Hearts. Enshrined Hearts of Warriors and Illustrious People. With Illuminated Initials, and illustrated with numerous Engravings on Wood, Armorial Bearings, &c. Beautifully printed in colours, price £1. 18. ADOLPHUS F. HASELDEN. Notes on the British Pharmacopœia, Showing the Additions, Omissons, Change of Nomenclature, and Alterations, in the various Compound Preparations. With Doses of those Medicines which are comparatively new. Foolscap 8vo. cloth, price 2s. 6d. A. HENFREY Esq., F.R.S. Reports and Papers on Vegetable Physiology and Botanical Geography. 3 plates 8vo. pp. 414, price 7s. 6d. [Ray Society.] W. HICKMAN, M.B., F.R.C.S. On some Varieties and Effects of Cancerous Disease of Bone. Liston Clinical Prize Essay, University College 1860. 8vo. cloth, price 3s. 6d. Dr. W. HOFMEISTER, translated by F. CURREY, M.A., F.R.S., F.L.S. On the Germination, Development, and Fructification of Higher Cryptogamia, and on the Fructification of the Coniferæ. 8vo. pp. 506, with 65 plates, price £1. 5s. 6d. [Ray Society.] JOHN HOGG, M.D., Edinburgh. Practical Observations on the Prevention of Consump tion, With Statistical Tables of the Prevalence of the Disease, and of the Comparative Synopsis Filicum; The late Sir W. J. HOOKER. A Synopsis of all Known Ferns. With about 100 Figures of Genera, beautifully 14 ROBERT HARDWICKE, 192, PICCADILLY. Horse Warranty. PETER HOWDEN, V.S. A Plain and Comprehensive Guide to the various Points to be noted, showing which are Essential and which are Unimportant. With Forms of Warranty. Fcap. 8vo. cloth, price 3s. 6d. How to Address Titled People, COMPANION TO THE WRITING-DESK; or, How to Address, Begin, and End Letters to Titled and Official Personages, together with Tables of Precedence, copious list of Abbreviations, Rules for Punctuation, and other useful information." Royal 32mo. price 1s. "A word, and more than a word, of praise is due to the Companion to the Writing-Desk. Full information on every subject of importance to correspondents is afforded in it. The instructions ou official points will not fail to be of fimportance to many persons unable to obtain the proper information from even much larger works of the same kind."-Court Journal. JOHN HUNTER, F.R.S. The Natural History of the Human Teeth, and a Practical Treatise on the Diseases of the Teeth. Edited by FRANCIS C. WEBB, M.D., F. L.S., F.S.A., Member of the Royal College of Physicians of London, Physician to the Great Northern Hospital; and ROBERT T. HULME, M.R.C.S., F.L.S., Lecturer on Dental Surgery to the Metropolitan School of Dental Science, and Dental Surgeon to the National Dental Hospital. In Royal 8vo. pp. 254, bound in cloth, price 7s. 6d. Prof. HUXLEY, F.R.S. On the Oceanic Hydrozoa. With 12 plates, Imp. 4to. pp. 141, price £1. 11s. 6d. [Ray Society.] II. Lectures "On the Origin of Species." 1. The Present Condition of Organic Nature. 2. The Past Condition of Organic Nature. 3. The Method by which the Causes of the Present and Past Conditions of Organic Nature are to be discovered. The Origination of Living Beings. 4. The Perpetuation of Living Beings, Hereditary Transmission, and Variation. 5. The Condition of Existence as affecting the Perpetuation of Living Beings. 6. A Critical Examination of the Position of Mr. Darwin's work "On the Origin of Species," in relation to the complete Theory of the Causes of the Phenomena of Organic Nature. Complete, in cloth, price 2s. 6d. GEORGE R. JESSE. Researches into the History of the British Dog, From Ancient Laws, Charters, and Historical Records. With Original Anecdotes, and Illustrations of the Dog, from the Poets and Prose Writers of Ancient, Medieval, and Modern Times. With Twenty whole-page Engravings designed and etched by the Author. Two vols., demy 8vo. cloth, price 32s. ; India paper, £3. 3s. GEORGE JOHNSON, M.D., M.R.C.P. The Laryngoscope, Directions for its Use, and Practical Illustrations of its Value, in the Diagnosis and Treatment of Diseases of the Throat and Nose. Crown 8vo. price 2s. 6d. ROBERT HARDWICKE, 192, PICCADILLY. C. P. JOHNSON. The Useful Plants of Great Britain. 15 A Treatise on the Principal Native Vegetables capable of Application as Food or Medicine, or in the Arts and Manufactures. Illustrated by J. E. SOWERBY. 300 Illustrations coloured by hand. Beautifully bound, bevilled edges, price 12s. CHARLES JOHNSON. The Grasses of Great Britain, Containing life-sized, full-coloured Drawings, with magnified Organs, of 144 British Grasses, and Observations on their Natural History and Uses. Illustrated by J. E. SOWERBY. Royal 8vo. cloth, price £1. 14s. This is the most comprehensive Work on British Grasses, and is the only book which gives the magnified organ to enable the reader to recognize the various grasses. Holiday Papers. HARRY JONES, M.A. Thirty-seven papers. Crown 8vo. cloth, price 6s. "Full of deep-toned feeling."-Bell's Messenger. "His anecdotes would have delighted White of Selborne."-London Review. "Easy and smart, sparkling and forcible, yet perfectly natural and sensible."-Patriot. GEORGE KEMP, M.D. A Description of certain Dry Processes in Photography, Specially adapted to the use of the Tourist, with Supplementary Notice of Plans, useful to the Scientific Traveller and Missionary. Post 8vo. price 2s. H. T. K. KEMPTON, F.L.S. Elements of the Anatomy and Physiology of the Teeth. Fully Illustrated, Demy 8vo. 7s. 6d. Rev. R. B. KENNARD, M. A. Essays and Reviews. Their Origin, History, General Character and Significance. Persecution, Prosecution, Judgment of the Arches Court, Review of Judgment. Crown 8vo. price 6s. LANCET REPORT. On the Influence of Railway Travelling on Public Health. From the Lancet. Fcap. 8vo. cloth, price 1s. "We strongly recommend the work to all who are connected with the management of railways, or in the habit of traveling by them. The mass of evidence goes to prove that whilst the actual danger of life in travelling by rail is comparatively small, that to health is, from various causes, considerable. But for the discussion of these and their remedies, we must refer the reader to the book itself."-Dispatch. 16 ROBERT HARDWICKE, 192, PICCADILLY. E. LANKESTER, M.D., F.R.S., F.L.S. I. On Food. A Course of Lectures delivered at the South Kensington Museum. 400 pp., Crown 8vo. cloth, fully illustrated, price 3s. On the Uses of Animals, II. In Relation to the Industry of Man. A Course of Six Lectures, delivered at the South Kensington Museum. 350 pp., Crown 8vo. cloth, fully illustrated, price 38. Silk. Wool. Leather. Bone. Soap. Waste. Sponges and Corals. Shell-fish. Insects. Furs. Feathers, Horns, and Hair. Animal Perfumes. The above Lectures on Food and on Animals, bound together in one Volume, cloth, price 5s. III. Half-hours with the Microscope. Illustrated by 250 Drawings from Nature by Tuffen West. Third Edition, much enlarged, with full description of the various parts of the Instrument, price 2s. 6d. plain; 4s. coloured. Half-an-hour on Structure. Half-an-hour in the Country. Half-an-hour at the Pond-side. Appendix.-The Preparation and Mounting of Objects. IV. Schleiden's Principles of Scientific Botany. The British Ferns Mrs. LANKESTER. I. (A plain and Easy Account of). Together with their Classification, Arrangement of Genera, Structure, and Functions, Directions for Out-door and In-door Cultivation, &c. Fully Illustrated, price 4s. coloured by hand; 2s. 6d. plain. II. Wild Flowers worth Notice. A selection from the British Flora of some of our native Plants which are most attractive for their Beauty, Uses, or Associations. Illustrated by J. E. SOWERBY. Fcap. 8vo. cloth, coloured by hand, 4s. "We could while away a long summer day talking of the pleasant things suggested by this little book. Although all intelligent persons cannot become botanists, not to know the wild flowers of our country is to be ignorant both of our country and ourselves. And this little book will, as a pocket companion during holiday rambles-the descriptions and plates being both good-destrov this ignorance in reference to at least a hundred plants. After mastering it, the student will be not a little astounded at his own learning, when he surveys it in the systematic chapter of contents." -Athenæum. III. The Fern Collector's Album. Descriptive Folio for the reception of Natural Specimens; containing on the righthand page a description of each fern printed in colours, the opposite page being left blank, for the collector to affix the dried specimen; forming, when filled, an elegant and complete collection of this interesting family of plants. Size of the Small Edition, 113 by 83 in.; Large Edition, 17 by 11 in. Handsomely bound, price One Guinea. The Large Edition, without descriptive letter-press, One Guinea. |