9 



ADVERTISEMENTS. 



TABLE OF CONTENTS. 



Geology of Folkestone. By S. J. Mackie, F.G.S., F.S.A 393 



Researches on Pseudomorphs. By H. C. Salmon, F.G.S. . . » 396 

 The Evidences of the Geological Age and Human Manufacture of the 



Fossil Flint Implements. By the Editor 404 



Proceedings of Geological Societies ........ 408 



Notes and Queries 416 



Reviews 423 



Will be ready on the 1st December, Yol. III. of " The Geologist," with Illus- 

 trations, handsomely bound in Cloth, price 14s. 6d. 



Yols. I. and II. also on sale, price 14s. 6d. 



Ornamental Covers for binding can be obtained at the Ofi&ce of "The 

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MAPS, PLANS, SECTIONS, and DRAWINGS on STONE and WOOD, 

 ENGRAYINGS on METAL, WOOD, and STONE, LECTURE DIA- 

 GRAMS, and aU kinds of SCIENTIFIC ILLUSTRATIONS, LITHOGRAPHIC, 

 COPPER-PLATE, WOOD-CUT, and GENERAL PRINTING, and BINDING 

 are executed at the Office of 



The " GEOLOGIST," 22, Southampton-street, Strand. 



Authors* manuscripts revised and prepared for the press, and estimates given for 



complete works. 



GAVIN YOUNG, LAPIDARY, 



LOGIE COTTAGE, CANON-MILLS, EDINBURGH, 



Begs to inform Geologists that, the aid of water-power and improved 

 machinery he is enabled to 



CUT FOSSILS AND MINERALS 



in a better way and at a cost much less than hitherto accompHshed, by which 



The most Delicate Examples can he Reduced and Cut to any Line^ 

 without Injury to the 8v/rfacey 



Part carriage allowed from distant correspondents ; and reference kindly per- 

 mitted to Edward Wood, Esq., F.G.S., F.R.S.L., &c., &c., Richmond, Yorkshire ; 

 Alexr. Bryson, Esq., F.S.A. Scot., F.R.P.S., &c., 4, Inverleith Terra<3e, Edin- 

 burgh ; Charles Upham Shepard, M.D., L.L.D.-, Prof of Chemistry in Medical 

 College of South CaroUna, and of Miueralogy in Amherst College. 



