BULQW COLLECTION of RECENT SHELLS. 



Messrs. Sowerby & Fulton liave now on Sale, in detail, the 

 magnificent collection formed by Herr Carl Biilow, of Berlin. 



The collection contains about 20,000 species, represented by 

 very fine specimens, and includes many rarities. 



Further particulars may be had of 



SOWERBY & FULTON, 



RIVER. SIDE, KEW, near LONDON. 



WALTER F. WEBB, 



202 Westminster Rd., Rochester, N.Y., U.S.A., 



HAS ON SALE 



THE FINEST STOCK OF 



LAND & FRESHWATER SHELLS 



IN AMERICA, AS WELL AS A 

 VERY GOOD ASSORTMENT O/^ MARINE, 



I can furnish Varieties common to either Coast of America by the Dozen or Hundred. 



EXCHANGES desired with Collectors ha.ving: Duplicates in Quantity 

 to dispose of, or will buy Entire Lots or Collections for Immediate Cash. 



WRITE ME AT ONCE WHAT YOU HAVE TO OFFER. 

 I particularly desire all kinds of Minute Shells in quantity, also Helieidse. 



AUTHORS of Papers receive 25 copies gratis ; those who wish additional copies 

 may iiave them on payment of the Printer's charges as below (such reprints to 

 be ordered when the M.S. is forwarded for publication) : — 



25 copies, 4 pp., 3;'6. S pp.. 4 '6. 12 pp., 8/-. 16 pp., 10/6. 



50 ,, ,, 4/6- ,, 6/6. ,, 10,'-. ,, 12/6. 



100 ,, ,, 6/6. ,, 9;-. ,, 12/-. ,, 15/-. 



Will be inserted at the following rates : — 



Whole Page ... ••• 20/-. Quarter Page ... . 7/-. 



Half Page... ... ... 12/6. Six Lines or under 3/6. 



One-third Page ... ... 8/-. Every additional Line ... -/S. 



SPECIAL REDUCTION FOR THE WHOLE YEAR. 



PRICES OF BACK VOLUMES OF 

 THE aOXJlEtl^AT^ OE CONTCHOIL.OG^'. 



Vol. I. (in tlie event of a sufficient number of orders being received to 



justifv the reprinting of necessary parts) 21/- nett. 



Vols. II., III., IV., & VII.— XII. Each 

 To the Public, 15,- ; to Members and to the Trade, 11/3. 

 Vols, v., & VI, (Out of Print). 



To be had only from Dui.AU & Co., Ltd., 37, SoHO Square, W. 



