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Geological Drawings and Illustrations 



Mr. ROBERT BAKEWELL, 



Would 



Lyceums, and other Literary Institutions, that he keeps on hand 

 Drawings and Diagrams on paper and on canvas, (in distemper,) 

 illustrative of the science of Geology, comprising Stratification, 

 Metallic Veins, Organic Remains, Active and Extinct Volca- 

 noes, &c. 



Letters addressed to R. Bakewell, Instructor of Drawing and 

 Perspective in Yale College, at Mr. Ebenezer Johnson's, Chapel 

 street, New Haven, will be duly attended to. 



Mr 



excellent. — Ed 



Drawings and Plans of every description copied with dispatch 



New Haven, Jan. 1847. 



Chemical and Philosophical Apparatus, Pure Chem- 

 ical Preparations, SfC. 



DR. JAMES R. CHILTON, 



Practical Chemist, 



Respectfully informs the public that he has removed from Broad- 

 way to No. 83 Chambers street, a few doors west of Broadway, 

 New York ; where he keeps for sale a very extensive assortment of 

 Apparatus, &c, especially suitable for Lecturers on Chemistry, 

 and others engaged in chemical and philosophical researches 



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Among which are Grove's most improved Galvanic Batteries 

 with platina and amalgamated zinc, for deflagrations and decom- 

 positions ; Smee's Batteries, with platinized silver and amalgama- 

 ted zinc ; Galvanic Batteries of other construction, as Faraday's, 

 Daniels', &c. ; Portable Furnaces, Evaporating Basins, Retorts, 

 Crucibles, Tubes, &c. of the finest Berlin porcelain. 



Platina Ware — such as Crucibles, Capsules, Spoons, Forceps 

 &c. Silver Crucibles; Steel and Agate Mortars; Berzelius's, 

 Rose's, and other Chemical Lamps and Stands ; Compound Blow- 

 pipes, Superior French Air-pumps, with double glass barrels and 

 improved valves ; Electrical Machines and Apparatus ; delicate 

 Balances and Weights ; all the Apparatus necessary for Organic 

 Analysis ; Boxes of Tests, and Blowpipe Apparatus. 



Also, an extensive assortment of pure Chemical Preparations, 

 Reagents, &c. 



COLLECTIONS OF MINERALS AND GEOLOGI- 

 CAL SPECIMENS, SHELLS, FOSSILS, 8fc. 

 Particular attention paid to the Analysis of Ores. Metals, Min- 



Water, Commercial Articles 





November 1, 1346. 



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