lyriXEEALOGY.— KING'S COLLEGE, LONDON.— PROFESSOR 



±TX TEN N ANT, F.G.S., will commence a Course of Lectures on Mineralogy, with a 

 view to facilitate the study of Geology, and the application of Mineral substauces in 

 the Arts. The Lectures will be illustrated by an extensive collection of specimens; 

 and will begin on Friday, October 8th, at 9 o'clock, a. m.— They will be continued on 

 each succeeding Wednesday and Friday, at the same hour.— Fee, £2 2s. 



R. W. Jelf, D.D., Principal. 



■pOSSLL-FISH, FROM THE OLD RED SANDSTONE, EOR SALE. 

 J- — Five assorted specimens of the Osteoleopis sent on receipt of Post Office Order, 

 for lOs. Od. Also, specimens of Coccobteus, &c., at very low prices. Fossils from other 

 Formations at equally low prices. 



Also, some fine and rare minerals, precious stones, &c. 



Geological and other Scientific Books and Periodicals, British and Foreign, forwarded 

 post free immediately on receipt of the published price. 

 James R. Gregory, 59, Frith Street, Soho, London, W. 



''rO GEOLOGICAL STUDENTS.— For Sale, a carefully selected CoUec- 

 tion of 1000 Mineral and 500 Rock Specimens ; with or without cabinet. Also 

 two smaller collections of Silurian and Eocene Fossils. Address, pre-paid^ to A.. B., 

 care of Messrs. Reynolds and Co., 15 Old Broad-street, London, E. C. 



1ST OF BRITISH FOSSILS, Stratigraphically and Geologically ar- 

 ranged, with a reference to a fij:ure of each species. By John Morris, F.G.S. 

 Now ready, Part the First, CAMBRIAN AND SILURIAN FOSSILS, with a list of 

 books, memoirs, &c., and a table of the probable Foreign Equivalents of the Silurian 

 and Cambrian rocks. 



London : Reynolds and Co., 15 Old Broad-street ; Simpkin, Marshall, and Co., 

 Stationers' Hall Court. 



LANDSCAPE PHOTOGRAPHY ! or a complete and easy Description of 

 the Manipulations and Apparatus necessary for the production of Landscape 

 Pictures, Geological Sections, &c.,by theCalotype, Wet Collodion, Collodion-Albumen, 

 Albumen-Gelatine, and Wax-papor Processes ; by the assistance of which an Amateur 

 may at once commence the Art. By Joachim Otte, F.G.S., Author of a " Short Cut 

 to Photography." 



London : Robert Hardwicke, 192, Piccadilly. 



REYNOLDS' OUTLINES OF SCIENCE AiND ART. 

 Just published, price One Shilling, 



OUTLINES OFGEOLOG T.— By T. Allison Eeadwin, F.G.S. 

 Containing an Outline of the Science, and a Revised Table of the Order Qt 

 Superposition of British Rocks, with their^ characteristic Minerals and Fossils, in 

 accordance with the arrangement at the Museum of Practical Geology, Jermyn-st. 



"This pamphlet, though a mere outline of geology, contains some tables useful for the clear compre- 

 hension of the subject, and one of which (Table No. 3) is remarkably full of geological inforrnr.tiou re- 

 specting the fossils, minerals, rocks, an<i strata of Great Britain. The classification herein adopted is very 

 correct, andiierbaps is not surpassed, if equalled, in this respect, by any treatise or text-book hitherto 

 published. '•'References to the cases of fossils in the Jermyn-street Aiuseum accompany this table, so as to 

 render it a useful handbook for the visitor to that institution."— Xi^erar^ Gazette, Jan. 30, 1858. 



TABDLAR YIEW OF THE AEPvANGEMENT OF EEITISH 

 ROCKS. By T. Allison Readwin, F.G.S. 

 Showing the order of Superposition of British Rocks, Minerals, and Fossils, with 

 references to the Cases in the Museum of Practical Geology, Jermyn-street. 



Price Sixpence, plain ; Ninepence, coloured. 



THE SAME PEIlsTED OlST A LAEGE SHEET, FOE LITEEAEY 

 INSTITUTIONS AND SCHOOLS. 

 Price Is, plain ; Is. 6d. coloured ; coloured and mounted on cloth, varnished with 



roller, 3s. 6d. 



London : Reynolds and Co., 15 Old Broad-street. 



