8 
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. . . . 39G 
The Evidences of the Geological Age and Human Manufacture of the 
Fossil Flint Implements. By the Editor 4€4 
Proceedings of Greological Societies 408 
Notes and Queries 416 
Reviews 423 
Will be ready on the 1st December, Vol. III. of " The Geologist," with Illus- 
trations, handsomely bound in Cloth, price 14s. 6d, 
Vols. I. and II. also on sale, price 14s. 6d. 
Ornamental Covers for binding can be obtained at the OfBce of "The 
Geologist," 22, Southampton-street, Strand, price Is. 3d. 
MAPS, PLANS, SECTIONS, and DRAWINGS on STONE and WOOD, 
ENGRAVINGS on METAL, WOOD, and STONE, LECTURE DIA- 
GRAMS, and all Mnds 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 g^ven for 
complete works. 
GAVIN YOUNG, LAPIDARY, 
LOGIE COTTAGE, CANON-MILLS, EDINBURGH, 
Begs to inform Geologists that, by 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 accomplished, by which 
T?ie most Delicate Examples can he Reduced and Cut to any Line, 
without Injwy to the Swrface, 
Part carriage allowed irom 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 Terrace, Edin- 
burgh ; Charles Upham Shepard, M.D., L.L.D., Prof of Chemistry in Medical 
College of South Carohna, and of Mineralogy in Amherst CoUege. 
