Ix 



HARDWI CKE'S SCIENCE-GOSSIP. 



NEW AND INTERESTING MICROSCOPIC OBJECTS. 



Filaria sanguinis hominis — new and rare 

 Tne of Kitten— new and very effective for Polariscope 

 Claw of Fowl ditto ditto .. .. 



Genus Slide of Aulacodiscus — 25 different Species 

 Group of about 100 Spicules of Sponge, from St. Peter, Hungary, 

 very fine 



Group of about 150 various Diatoms from Oamaru, N.Z., on one Slide 



Pollen in situ on Stigma — CEnothera .. 



Anatomy of Leaf— g pieces on one Slide . . . ... 



Stings on Leaf of Nettle. . . . . . . . . . . 



l 



12 



Anchilostoma duodenale — a very rare ertozoon 

 Section through entire Jaw and Teeth of Mole 



Sections of Stems of Exogen, Endojjen, and Acrogen, double 



stained, mounted separately on one slide 

 Sections of Stems of Pinus sylvestris, 1, 2, and 3 years' growth, 



mounted separately on one slide 

 Chlorophyll in Leaf of Moss-Mnium , 

 Actinomycosis in Tongue of Cow 

 Meibomian Glands in Eyelid , 

 Erectile Muscles of Hair in Skin of Dog's Back 



CLASSIFIED LIST, represc)iti>iQ a Stock of 40,000 first-class Objects, scut post free on application. 



WATSON & SONS' TRIPOD EDINBURGH STUDENT'S MICROSCOPE is suitable for investigations with the highest powers. The 

 quality and Workmanship is the finest possible and it is unequalled for stability and convenience of Manipulation by any other 

 medium size or Student's Instrument. Price from £4 55. 



WATSON & SONS' VAN HEURCK MICROSCOPE combines every Mechanical Convenience with the utmost Precision in all the 

 Working parts, and is Unsurpassed lor Photo-Micrography and all Research of the most delicate nature. 



Full Illustrated Catalogue 0/ Microscopes and Apparatus sent post free on application to 



W. WATSON & SONS, Opticians to Her Majesty's Government, 



313. HIGH HOLBORN, LONDON, W.C., 

 AND 78, SW ANSTON STREET, MELBOUR NE, AUSTRALIA. 



AWABDED 31 Gold and. other Medals at International Exhibitions for Excellence of Manufactures. 



BY THE AUTHOR OF "ROBERT FALCONER." 

 Post 8vo., cloth boards, 5s. 



R TH^EEFOLkD COt?0 : 



Poems by Tht»ee Friends. 

 Edited by GEORGE MACDONALD, LL.D. 



"I am glad to find that Dr. George MacDonald's charming 

 volume, which has hitherto circulated privately, is now published. 

 .... All lovers of poetry should possess this pretty book, which 

 contains r>erhaps the greatest thing Dr. MacDonald has written." — 

 British Weekly. 



"A voiume to be desired and possessed All the poems are 



worth v of the high reputation which Dr. MacDonald has attained as 

 a thinker and poet, and as a master in English literature." — 

 Banffshire Journal. 



" There is a kind of sacred passion throughout, as true in its way 

 as George Herbert's." — Daily Chronicle. 



London : CHATTO & WINDUS, 214, Piccadilly, W." 



COLLECTIONS OF MINERALS, 

 ROCKS, OR FOSSILS, 



For the Use of Students, Science Teachers, Prospectors, &c, and 

 to illustrate the leading Text-books, in Boxes, with Trays. 

 50 Specimens, 10s. 6d. ; 100 do., 21s. ; 200 do., 42s. 



New Price List of Minerals-, Rocks, and Stratigraphical Series 



0/ Fossils Post Free, 

 ROCK SECTIONS for the MICROSCOPE from is. 6d. each, 

 Post Free. 



Cabinets, Glass-Capped Boxes, Trays, Hammers, etc. 



78, NEWGATE STREET, LONDON, E.C. 



Price SIXPENCE net. 



WORK FOR THE BLIND IN CHINA, 



By Miss C. F. GORDON CUMM1NG. 



London : GILBERT & RIVINGTON, St. John's House, Clerkemvell, E.C 

 Please order copies to maJee the Mission Tcnoivn. 



NINETEENTH YEAR. Price ONE SHILLING. 



With Numerous Facsimile Illustrations. 



By HENRY BLACKBURN. 



ACADEMY NOTES is the only book which contains a descriptive summary of the contents of the 

 Exhibition. 



ACADEMY NOTES is the only book which gives a Plan of the Galleries and the positions on the walls 

 of" the Principal Pictures. 



ACADEMY NOTES is the only book used by collectors and kept as a permanent record of the Exhibitions. 

 An important feature of the issue of ACADEMY NOTES for 1S93 is the large number of pictures and 

 sketches which appear in no other publication. 



London: CHATTO & WINDUS, 214, Piccadilly. 



A NEW EDITION (THE THIRD) of 



!'S GATALOGU „. 



With REVIEWS or DESCRIPTIONS of the NOVELS (52 pp., Demy 8vo.), will be sent Post Free upon 



application to 



214, PICCADILLY, LONDON, W. 



ABSOLUTELY PURE. THEREFORE BEST. 



PRECAUTION. — Pie careful to avoid highly-coloured Foreign preparations, sold as pure, which are 

 adult rated with alkali. This may be detected by the dark colour, and the scent when a tin is first opened. 



