Uo Conci30!cc}ist5. 



H. B. PRESTON, F.Z.S., 



Begs to inform Collectors and others that he will be pnased to forward on 

 application price list of any GENERA included in his 



LARGE AND VARIED STOCK OP SHELLS. 



SELECTIONS SENT ON APPROVAL. MUSEUMS SUPPLIED. 



A very fine series of the rarer British Marine Shells now on hand. 



Address— H. B. PRE3T0N, F.Z.S., 

 3. Sydney Terrace, Fulham Road, London, S.W. 



Two minuter walk from South Kensington Station 



W. HARRIS, 176, Bristol Street, Birmingham. 



HORTICULTURAL BUILDER, CABINET MAKER, &c. 



Contractor for Fittings and Joinery Work to The University of Birmingham, 

 and the Queen's Faculty of Medicine. 



Estimates given for every description of Woodwork, Cabinet Making, 

 House Carpentry, &.c. Repairs j-rompt/t' a/tended to. 



Living Specimens for the rViicroscope. 



Volvox, Spirogyra, Desmids, Diatoms, Amoeba, Arcella, Actinosphaerium, 

 Vorticella, Stentor, Hydra Floscularia, Steplianoceros, Melicerta, and many other 

 Specimens of Pond Life. Price 1/- per Tube, Post Free. Helix pomatia, 

 Astacus, Amphioxus, Rana, Anodon, etc., for Dissection purposes. 



THOMAS BOLTON, 25, BALSALL HEATH ROAD, Birmingham. 



JAMES SWIFT & S 



Nlanufacturing Opticians, 



Seven Gold Medals mvardcd for Optical Excellence. 



Tt^is Microscope is used by the principal Bacteriologists and 

 Medical Officers throughout the Country. 



Professor Delepine's Bacteriological 

 Microscope as used in the Birmingham 

 University, fitted with coarse adjustment, 

 patented slow adiustment for fine focuss- 

 ing, extra large stage covered with vul- 

 canite, -<-in., Ye-'m- and yV-in. oil immersion 

 lens, Panaplanatic Series, Abbe Conden- 

 ser with iris diaphragm and focussing ad- 

 justment, triple dustproof nosepiece and 

 eyepiece, in Cabinet. £15 



UNIVERSITY OPTICAL WOHKS, 



81, TOTTENHAIVI COURT [\OAD, 



LONDON, W. 



Please mention this Journal irlmi re_t>lyimj to advertisement. 



