BOOKS! 



Books on Fiction, Educational, Scientilic, 

 All other Subjects, and for Examinations. 



SECOND-HAND at HALF PRICES, 



NEW, at 25 pep cent. Discount. 



Catalojjue Xo. 17 Post Free. State Wants. Books sent on approval. 

 BOOKS BOUGHT. BEST PRICES GIVEN. 



W. 6 G. FOYLE, 



135, Charing: Cross Rd., LONDON, W.C. 



Hicroscopical Slides 

 3irculating System. 



Prepared with the greatest care. 



Send Td. for Sample and Catalogue. 



For 25/- payable in advance, a Series of 

 Twelve Boxes of Slides sent, each Box 

 containing Twelve Slides. Four Slides 

 Write for fiirfher parficidars. may l)e retained Free from each Box. 



Photo-micog-raphic Lantern Slides, 1,- each. Suitable subjects 

 photographed by brilliant "Dark Ground" Illuminations. 



inins, Re-agents, Mounting media, Sealing Solution, Black Enamel for rinu-iiig 



Slides -One Shilling per Bottle. I take all Postal Risks 



31, Freer Road, Birehfield, 

 BIRMINQHAM. 



[i. W. H. DARLASTON, 



Living Specimens for the Microscope. 



I Volvox, Spirogyra, Dcsmids, Diatom.s, Amrjeba, Arcella, Actinosphferinni, 

 ' Vorticella, Stentor, Hydra. Floscularia. Stephauoceros, ^lelicerta. and 



many other specimens of Pond Life. Price Is. per Tube.. Post Free. 



Helix poniatia. Astacus. Amphioxiis, Rana, Anodon, itc, for Dissection 

 I purposes. 



THOMAS BOLTON, 25, Balsall Heath Road, BIRMINGHAM. 



