6 | Advertising Sheet of the 
to peels! it to be used as a Text Book. It will contain descriptions) 
s experiments which may be performed by means of the 
ssihliks pri will be illustrated by more than 100 wood cuts, ac- 
companied by full explanations. A number of the instruments are 
of recent invention, and have not previously been described. 
The Manual may be obtained by applying to Mr. Davis as above. 
It will contain ped 150 octavo pages. Price 624 cents 
Boston, March, 1 
NEW ENGLAND GLASS COMPANY, 
BOSTON, Mass. 
Preemie at the suggestion of Prof. Silliman, of New Haven, un- 
abroad, hereby give notice to scientific men and others, that they 
are prepared to execute orders for any form of Glass connected with 
these departments of science, equal in durability and workmanship 
to the best specimens of Bohemian manufactures, and at reasonable’ 
prices. They would specify as always on hand the following neces- 
sary articles of Chemical Glass. 
Berzelius’s Digesting Glasses, in nests; Digesting Flasks, hee 
ed sizes, of anew and most approved pattern; Gas Bottles, Woulf? 
do. ; Retorts, Plain and ‘Tubulated ; Precipitating Jars, the usual! 
form, and also the tall Hydrometer Jars, (Eprouvettes of the 
French ;) Tubes thick and thin, and of any size, also Solid Rods ; 
Tube Funnels for Gas Bottles and Woulf’s Apparatus ; Capsules, 
sizes ; Dropping Tubes, Acid Bottles, and Wide Mouth 
Bottles for Salts ; ; Funnels ; Nooth’s Apparatus; Mortars, Electri- 
cal Cylinders, and every description of Philosophical and Pneumatic 
also prep ared, as heretofore, to execute all orders with 
which they. may be vored, for every description of Flint Glass, at 
corresponding with the times. 
prices 
emmy Waser, Agent. 
Boston, No. 9 Doane street, March 5, 1842, 
edtietP 
