liv 



HA RD WICKE'S SCIENCE-GOSSIP. 



CATALOGUE OF 



SECOND-HAND BOOKS, 



AND SUNDRY REMAINDERS OF 



NEW AND UNCUT BOOKS, 



(No. 78, for June.) 

 AT GBEATLY REDUCED PRICES, POST FREE. 



CONTAINS MANY BOOKS OF TRAVEL. 

 "WILLIAM POTTER, 30 Exchange Street East, Liverpool. 



WANTED— WORK in DISPLAYING SEA- 

 WEEDS. Experienced in managing roughly dried Foreign 

 varieties. Address — 



Miss YOUNG, Shortgate, near Hawkhurst, Kent. 



THE ZOOLOGICAL SOCIETY'S GARDENS, 

 Regent's Park, are OPEN DAILY (except Sundays,) from 

 9 a.m. till Sunset. Admission is. ; on Mondays, 6d. ; Children 

 always 6d. 



New and Interesting- Species of Shells 



From Borneo, Lake Tanganyika, and the Philippine Islands. 



COLLECTIONS PURCHASED. SPECIMENS EXCHANGED. 

 MANUFACTURER OF GLASS - TOPPED BOXES, &c. 



Foreign Correspondence Invited. 



HUGH FULTON, Dealer in Recent Shells, 



89, FULHAM ROAD, LONDON, S. W. 



lX\££---^ rT ~ZM. H. WALKER. 



.12.ChurchSUIVERP00L. 



MASON'S LANTERN AND TABLE 



{Patent applied for.) MICROSCOPE. 

 T70R SCIENCE TEACHERS, LECTURERS, 



JT or PRIVATE EXHIBITIONS. The cheapest and most 

 effective instrument ever produced. See Science-Gossip, February 

 1891 ; English Mechanic, December 5th, 1890. Full description 

 from'R. G. MASON, Manufacturing Optician (from J. Swift), 69, 

 Clapham Park Road, Clapham, S.W. 



SS. LOUIS'S 



gERIE£ 0E JftlCWCePICTlIi @BJEC¥J3. 



Above 70 Series of Unmounted Objects at 2s. each Series, ready 

 for mounting. Also 12 Series of Unmounted Cleaned Diatoms, at 

 3s. each, 12 tubes in each. Also above 50 Series of Mounted Slides, 

 beautifully mounted on 3 X 1 Slips. The Mounted Slides are in 

 Series of 12 for 5s. Also 15 Special Series of Mounted Slides, 6 

 in each Series, at 4s. each. 



12 ANATOMICAL. 

 Series 1.— 5/-. 12 Slides. 



Brain of Cat. 1 Liver of Man. 



Kidney of Man. i Lung 



Peyer's Patches. Spleen, Monkey. 



Small Intestines of Cat. I Uterus, Human. 



Tongue of Cat. 

 Ann of Foetus. 

 Ear 



Heart of Monkey. 



12 ANATOMICAL. 



Series 2.-5/-. 12 Slides. 



Colon of Cat. 

 Testis hominis. 

 Ovary, Human. 

 Stomach, Man. 

 Medulla oblongata. 

 Testis of Rat. 



Kidney of Pig-; injected, 2 colours. 

 Kidney of Rabbit, injected. 

 Liver of Rabbit. 

 Artery aorta. 

 Bulb of Man. 



Liver of Rabbit, doubly injected. 



Sole Agent: Wm. WEST, 15, Horton Lane, Bradford. 



Send Stamp for Catalogue of 40 Pages. 



TO MUSEUMS AND PRIVATE COLLECTORS. 



W. K. MANN, NATURALIST, 



(Established 1868,) 

 WELLINGTON TERRACE, CLIFTON, BRISTOL, 



Has now for sale, at reduced prices, one of the largest and most 

 authentic selections in this country of BIRDS' EGSS, in 

 Clutches and with Nest. BIRD SKINS. British and EXOTIO 

 LEPIDOPTERA , and Insects generally. Splendid Stock. 

 FOREIG N SHELLS, Natural History Books, CABINETS, 

 and Apparatus. Selections of Shells and Insects, sent on approval. 



Special Offer. — Steel Egg Drill, Brass Blowpipe, and Egg 

 Label List, post-free is. 



NEW PRICE CATALOGUE FREE. 



POPULAR MICROSCOP E SLIDES. 



Price 5s, 6d. per dozen* Cash returned if not approved. 



EXCEPTIONAL VALUE. Well mounted 

 Objects for entertaining friends, etc., pretty and unscientific ; 

 also new, rare, and brilliant polarising. New List Ready. 

 Typical Slides for Botanical Students. 



HENRY EBBAGE, FRAMLINGHAM, SUFFOLK. 



EXTRACT FROM " LE DIATOMISTE." 



a few spare copies of a 



Monograph of the Genus Pleurosigma, 



and Allied Genera, by Mr. H. Peragali.o. 

 40 pages with 10 plates, post-free, 12s. 6d. 



(With Coloured Plates, 15s.) 



Can be obtained of Mr. J. TEMPERE, Editor of " Le Diatomiste," 

 168 Rue St. Antoine, Paris. 



Microscopic Preparations Illustrating the 

 Minute Structure of Vegetable Life. 



READY for MOUNTING, with PLAIN INSTRUCTIONS. 



Being enclosed in a novel transparent envelope, these objects may 

 be examined without removal before mounting. They are pre- 

 pared with the utmost care, and are mostly stained in one or two 

 colours of the most permanent character. 



24 for 3s. 6d. ; 6 for Is. ; post-free anywhere. 

 List, One Stamp. 



WALTER WHITE, LITCHAM, SWAFFHAM. 



ESTABLISHED 1851. 



BIRKBEOE BANK 



Southampton Buildings, Chancery Lane. 



THREE per CENT. INTEREST allowed on DEPOSITS 

 repayable on demand. 



TWO per CENT, on CURRENT ACCOUNTS, calculated 

 on minimum monthly balances, when not drawn below ^100. 



STOCKS, SHARES, and ANNUITIES purchased and sold, j 



SAVINGS DEPARTMENT. 



For the encouragement of Thrift the Bank receives small sums on 

 deposit, and allows Interest, at the rate of THREE per CENT, 

 per Annum on each completed £1. Accounts are balanced and 

 Interest added on the 31st March annually. 



FRANCIS RAVENSCROFT, Manager. 



HOW TO PURCHASE A HOUSE FOR 

 TWO GUINEAS PER MONTH, OR A PLOT OF 

 LAND FOR FIVE SHILLINGS PER MONTH, with im- 

 mediate possession. Apply at the Office of the Birkbeck 

 Freehold Land Society. 



The BIRKBECK ALMANACK, with full particulars, post 

 free, on application. 



FRANCIS RAVENSCROFT, Manager. 



M I N ERALOGY. 



Choice Specimens and Collections for Museums, 

 Students, and Prospectors. Lessons Given. Cata- 

 logues Pree. 



SAMUEL 



HENSON, 



97, REGENT STREET, LONDON, W. 

 Established 1840. 



