SCIENTIFIC AND USEFUL BOOKS WORTH HA VING. 



(See THE ATHENMUM, March 10.) 



Post 8vo., cloth extra, full gilt, 12«. M., 



NEW EDITION OF MR EMANUEL'S IMPORTANT WORK 



(lately reviewed in 'The Times,' four columns) is in preparation : — 



Diamonds and Precious Stones: their History, Value, and Properties, 



WITH SIMPLE TF.STS FOR ASIERTAININO THEIR REALITY. By H. EmA-NUEL, F.R.G.S. With 



numerous illustrations, coloured and plain. 

 Although this Work is intended as a plain and practical Guide to Buyers and Sellers of Precious Stones the 

 HL-it.)ry aiid Litera-tiire of the suliject have not Ijtjeu overlooked. Anealotes of the peculiar accidents and 

 Btiange fnituue which have atteudel some Jewela are given, and what is hoped will be found a valuable 

 liii<lio^raphy of the subject is added as an Appendix at the end. 



EVERY HOUSEKEEPER SHOULD POSSESS A COPY. 

 Now ready, in cloth, price 25. 6d. ; by post 2s. Sd., 



The Housekeeper's Assistant : a Collection of the most valuable Recipes, 



carefully written down for future use, by Mrs. B , durmg her forty years' active service. 



As much as two guineas has been paid for a copy of this invaluable httle work. 



Kow to See Scotland; or, a Fortnight in the Highlands for £6. 



A plain and practical guide.— Price Is. 



Kow ready, 8vo., price Is., 



List of British Pls.nts. Compiled and Arranged by Alex. More, F.L.S. 



This comparative Usi of Briitsh Plant, was drawn up for the use of the country botanist, to show the differ- 

 ences in opnnou which exist lietween different authors as to the nmuberof species which ought to be reckoned 

 witliiu the compass of the flora of Great Britain. 



This day, neatly printed, price l.s. 6d. ; by post Is Sd., 



Mental Exertion: its Influence on Health. By Dr. Brigham. Edited, 



with additional Notes, by Dr. Arthur LilARkd, Physician to the Great Northern Hospital. 

 This is a highly-important little book, showing how far we may educate the mind without 

 injuring the body 



The recent untimely deaths of Admiral Fitzroy and Mr. Prescott, whose minds gave way imder exceasive 



mental exertion, fully illustrate the importance of the subject. 



GUNTER'S CONFECTIONERY. 

 Now ready, 8to., with numerous illustrations, price 6s. 6d., 



The Modem Confectioner: a Practical Guide to the Most Improved 



Methods for Making the Various Kinds of Confectionery ; with the manner of preparing and 

 laying out Desserts; adapted for private families or large establishments. By William Jeakes, 

 Chief Confectioner at Messrs. Gunter's (Confectioners to Uer Majesty), Berkeley Square. 

 'All housekeepers should have it.'— Dailv Tklegraph. 



*,* This work has won for itaelt the reputation of lieing the Standard English Book on the prepaia- 

 tion of aU kinds of Confectionery, and on the arrangement of Desserts. 



Now ready, 2nd edition, in binding ornamented with postage stamps, price Is. ; by post Is. 2d., 



Postage Stamp Collecting, a Standard Guide to; or, a Complete List of 



all the Postage Stamps known to exist, with their Values and Degrees of Rarity. By Messrs. 

 CELLARS and Davie. 



tS" This Second Edition gives upwards of 300 Stamps not in the previous issv£. 

 'A work upon which the authors, Messrs Bellars and Davie, have been engaged for three years. It includoi 

 an account of the Mormon Stamp issued by Bngham Young in 1852.'— Lo.n uon Review. 



In 1 vol., with 300 Drawings from Nature, 2s. fid. plain, 4s. 6d. coloured by hand. 



The Young Botanist: a Popular Guide to Elementary Botany. By T. S. 



Ralph, of the Linnean Society. 



An excellent book for the young Ijeginner. The objects selected as illustrations are either easy of access as 

 specimeus of wild plants, or are common in gardens. 



*.* Where any difBculty occurs in the supply, postage stamps may be remitted direct to the under- 

 Jifned, who will forward per return. The name of the Publisher MUST IN ALL CASES be given. 



JOHU Camden Hotten, Published/, 74 and 75, Piccadilly, London. 



