Just 'Published^ 



I. — A new Edition, being the Fifth, 

 Enlarged and more fully illustrated, price \s. 9cZ., cloth, 



INTRODUCTOEY TEXT-BOOK OP GEOLOGY. 



bt dayid page, r.G.s. 



II. — A New Edition, being the Third, 

 Enlarged and more fully illustrated, price 65., 



ADVANCED TEXT-BOOK OF GEOLOGY, 



DESCRIPTIVE AND INDUSTEIAL. 



By DAVID PAGE, F.G.S. 



William Dlackwood ajstd Sons, Edinburgh and London. 



Of whom may be had, by the same Author, 

 HANDBOOK OF GEOLOaiCAL TERMS AND aEOLOaV. 65. 

 THE PAST AND PRESENT LIFE OF THE GLOBE : being a Sketch in Outline 

 of the World's Life System. 6s. 



Just pubUshed, in 8vo, with Coloured Map and Frontispiece, and 82 Woodcuts, price 15*., 



VOLCANOES: 



THE CHAKACTEE OF THEIE PHENOMENA, THEIR SHAEE IN THE STEUCTUEE AND 

 COMPOSITION OF THE SURFACE OF THE GLOBE, AND THEIE EELATION 

 TO ITS INTERNAL FORCES. 

 With a Descriptive Catalogue of all known Volcanoes and Volcanic Formations. 



By G. POULETT SCROPE, M.P., F.R.S., F.G.S., M. R. Acad. Naples, etc. 



Second Edition, revised and enlarged. 



London : LoNGMAN, GtEeen, Longman, and Roberts. 



MICEOSGOPES.-HIGHLEY'S, QUEKETT'S, BEALE'S. 



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Quekett's Pocket Dissecting Microscope, with three Lenses, etc., folding into 



a space of 5i inches square by \\ inch thick, as improved by Mr. Highley . 2 10 0 



Prof. Beale's Clinical Pocket Microscope 150 



Prof. Beale's Clinical Cabinet Reagents, and Apparatus for Testmg Urme, etc., 



with recent Improvements by Mr. Highley 250 



Highley's Hospital Student's Microscope, with Magnetic Stage, IncHnable 

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Highley's Large Microscope, on Brooke's Tripod Stand, Rackwork Adjust- 

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Prof. Beale's Demonstrating Microscope (for Lecturers) , with Lamp, etc. of 



improved construction 300 



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For Dissectmg, Injectmg, Mountmg Apparatus, Cements, Preservative Fluids, 



Spectrum Analysis Apparatus, Minerals, Rocks, Fossils, etc., see Descriptive Illustrated 



Catalogue (post free for two postage stamps) of Scientific Educational Collections, 



as selected and arranged by SAMUEL HIOHLEY, Private Teacher of Elementary 



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