136 



A. DAIGGER & COMPANY, CHICAGO, U. S. A. 



2641 (b) 



2642 



2643 



2643 (a) 



2641 (a) EXTRACTION APPARATUS, Wiley's, Richardson's, modification, de- 

 scribed in the Jour, of Ind. and Eng. Chem., March, 1912. 



With perforated aluminum cup 



Extra glass tubes with flange 



Extra perforated cups 



Extra metal condensers " 



2641 (b) EXTRACTION APPARATUS, as above, supplied with nickel plated 



syphon cup in place of perforated cup 



Extra Syphon cups 



2642 EXTRACTION APPARATUS, Wiley's, consisting of a porcelain Gooch 



crucible suspended from a metal condenser which is fitted to a 

 glass tube with ground flange, very condensed and convenient, 

 doing away with all stonpe r s and connections 



2643 EXTRACTION APPARATUS, Underwriter's pattern, described in the 



Jour, of Ind. and Eng. Chem., July, 1912. Consisting of special 

 extraction flask, metallic spiral condenser and suspended porce- 

 lain Gooch crucible 



Extra flasks 



Extra Gooch Crucibles 



Extra condensers " 



2643(a) EXTRACTION APPARATUS, Underwriter's pattern, modified with 

 glass syphon cup, see Jour, of Ind. and Eng. Chem., January, 



1914 



Extra syphon cups 



$5.00 

 1.50 

 1.00 

 2.50 



5.00 

 1.50 



4.50 



3.00 

 .50 

 .75 



1.75 



3.00 

 .75 



2643(b) 



2643(b) ELECTRIC EXTRACTION APPARATUS. This apparatus consists 

 of a set of six Electric Lamps, each with switch, encased in a 

 box support made of fireproof asbestos wood, 30^2 inches long, 

 5J/2 inches wide and 7 inches high, including legs, with l^-inch 

 hole over each lamp. The box support is equipped with iron 

 uprights, extreme height 31 y z inches $50.00 



2643(c) EXTRACTION APPARATUS, electrically heated, oblong form, S*/ 2 

 inches wide and 9 inches high, made of sheet iron. Each Heater, 

 which is 3J4 inches diameter, is a unit, either one or all may be 

 used at one time as desired six heaters, 24 inches long 75.00 



