GEORGE BELL & SONS' BOOKS. 



A TREATISE ON MANURES. By Dr. A. B. Gbiffiths, F.E.S. 



CBdin.), F.C.S., Principal and Lecturer on Cliemistry in the Sciiool of Science, 

 Lincoln. With Illnstrations. Crown 8vo, 7s. 64. 

 *' The TDOok gires oTidences of an immense amount of hard work and eitenBiva 

 reading. We gladly wplcome its appearance as supplying a want long felt in 

 agricultural literature. •' — Farm and Some. 



" The work is indeed a multum iti parvo of information, valuable to the manure 

 maker and the practical farmer, and must be most strongly recommended." — 

 Chemical News,' 



SEWAGE TREATMENT, PURIFICATION AND UTILISATION: 



a Practical Manual for the use of Corporations, Local Boards, Medical Officers 

 of Health, Inspectors of Nuisances, Chemists, Manufacturers, Riparian Owners, 

 Engineers, and Ratepayers. By J. W. SLiiEB, F.B.S., Editor, of JournM of 

 Scdence, With Illustrations. Crown 8vo,fts. 



Recently completed, with 1937 fuU-page Coloured Flaies. 



SOWERBY'S ENGLISH BOTANY. Containing a Description and 

 Life-sized COLOURED DRAWING of every BRITISH PLANT. Edited and 

 brought up to the Present Standard of Scientific Knowledge by J. T. Boswbll» 

 LL.D., F.L.S., etc. The Figures by J. E. Sowebbt, J. W. Saxteb, A.L.S., and 

 N. E. Bbown. Third Edition, in 12 "Vols., super-royal 8vo, £24 3s. in cloth; 

 £26 lis. in half -morocco ; and £30 9s. whole morocco. Also 89 Parts, 5s. each, 

 except the Index Part, 7s. 64. 



*** The Work has for nearly a century ieen the chief authority on English Botany, 

 and in its present form may fairly he t-aken as-the most -Gomplete representative of the 

 present state of knowledge of British Plants, 



3rd Edition, large post 8vo, 7s. 6d. 



RAMBLES IN SEARCH OF WILD FLOWERS, and how to Dis- 



tiuguish them. By M. Ploes, Author of *' Rambles in Search of Flowerless 



Plants," " British Grasses," etc. With 96 colouredFigares and numerous Cuts. 



"This little book has already, we are pleased to note, attained its thii-d edition. 



We sincerely wish it that continuance of public favour which it so well deserves." 



Saturday Review. 



THE COTTAGE-GARDENER'S DICTIONARY. Describing the 



Plants, Fruits, ^hd Vegetables desirable for the Garden, and explaining the 

 Terms and Operations employed in their cultivation. With a Supplement con- 

 taining all the new Plants and Varieties to the year, 1881. Edited by Gboege 

 W. JoHiTSOH", Editor of the Jom-nal of Sorbiculture arid Cottage Gardener. Post 

 8vo, cloth, 7s. 6d. The Supplement separately, sewed. Is. 6d. 



THE BOTANIST'S POCKET BOOK. By W, E. Haywabd. Con- 



taining, arranged in a tabulated form, the chief characteristics of British 

 Plants. Fcap. Svo," flexible "binding for the pocket Sixth Edition, 4s. €d. 

 "'The diagnoses seem framed with considerable care and judo;ment, the charac- 

 teristics having been well selected and contrasted." — Jov/mal of Botany. 



NAMES AND SYNONYMS OF BRITISH PLANTS. By GEorraET 



Egeetoh-Wabbuexon, B.A. Collating the nomenclature of the London Cata- 

 logue, English Botany, Babington's Manual, Bentham's Flora, and Hooker's 

 Student's Flora. With an Appendix, giving other names and their synonyms, 

 and a List of Authorities for Plant Names. Fcap, Svo, 3s. 6d. 



London: GEORGE BELL & SONS, 4, Tonic Street, Covbnt Garden. 



