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4 
Instruction in Chemistry, Mineralogy and Geology. 
Tue subscriber i is prepared to instruct pupils in Elementary and 
Analytical Cuzmtstry, Mineraoey and Geouoey, having been 
devoted many years to a practical study of those sciences, and being 
_ provided with a convenient laboratory, well furnished with the re- 
- quisite materials. A select scientific library, and a cabinet of min- 
 erals, and geological specimens, arranged in the same building with 
the laboratory, afford the pupils an opportunity for study during 
_ their chemical operations. 
Particular attention will be paid to Agricultural Ghomuity, and 
to researches for the improvement of the chemical arts. 
Ores of metals, minerals, soils, waters and manufactured products, 
e > will be analyzed. Occasional excursions will be made, for the ex- 
oe of mines, quarries, ¢ or other localities of interest. 
; CHARLES T. JACKSON. 
- Boston, oe 27 Somerset St. +) March, 1845. 
GEOLOGICAL 
DRAWINGS AND ILLUSTRATION S. 
. - Mr. ROBERT BAKEWELL, 
' Wow tp inform Professors of Colleges, Principals of Academies, 
Lyceums, and other Literary Institutions, that he keeps on hand 
Drawings and Diagrams on paper and on canvass, (in distemper,) 
- illustrative of the science of Geology, comprising Stratification, Me- 
- tallic Veins, Organic Remains, Active and Extinct Volcanoes, &c. 
The Drawings are fixed on Rollers, adapted for Lectures. Let-— 
ters addressed to R. Bakewell, Instructor of Drawing and Perspec- 
tive in Yale College, at Mr. Ebenezer Johnson’s, 47 Chapel street, 
New Haven, will be duly attended to. 
Drawings and Plans of every description copied with dispatch. 
New Haven, January, 1845, ‘ 
seule merevells Pee are excellent. — Eds, Am. sone: Pete 
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