UO (XOUCbo!C0l5t;3. 



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



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

 a])|)lication price list of an}- 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 liand. 



Address— H. B. PRESTON, F.Z.S., 

 3. Sydney Terrace, Fulham Road, London, SW. 



Tw>o minutes «walk from South Kensington Station 



W. HARRIS, 176, Bristol Street, Birmingham, 



HORTICULTURAL BUILDER, CABINET MAKER, &c. 



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

 and the Queen'« Faculty of Medicine. 



Estimates given for every description of Woodwork, Cabinet Making, 

 House Carpentry, &c. Repairs jj-ampt/y attended to. 



Living Specimens for the Microscope. 



Volvo.c, Spirog\Ta, Desmiils, Diatoms, Amoeba, Arcella, Actinosphserium, 

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

 Specimens of Pond Life. I'rice 1/- per Tube, Post Free. Helix pomatia, 

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



THOMAS BOLTON, 25, BALSALL HEATH ROAD, Birmingham. 



JAMES SWIFT & SON, 



IV|ariufacturing Opticians, 



Seven Gold Medals awarded for Optical Excellence. 



T>^is Microscope is used by the principal Bacteriologist and 

 Medical Officers throught the Country. 



Professor Delepine's Bacteriological 

 Microscope as used in the Birmingham 

 University, fitted with coarse adjustment, 

 patented slow adjustment for fine focuss- 

 ing, extra large stage covered with vul- 

 canite, ~i-'m , 3-6 in. and i^-in.oilimmersion 

 lens, Panaplanatic Series, Abbe Conden- 

 ser with iris diaphragm and focussing ad- 

 justment, triple dustproof nosepiece and 

 eyepiece, in Cabinet. £15 



UNIVERSITY OPTICAL WORKS, 



81, tOTTENHAIVI COURT NOAD, 



LONDON, W. 



Pleaxe vtenfion //;/.>■ Journal irlv^n rephjiny to adcerfittentenfs. 



