CENTRAL SCIENTIFIC CO., CHICAGO, U. 8. A. 



505 



No. 13936. 



No. 13956. 



No. 13958. 



No. 13960. 



No. 13966. 



13936. TRIANGLES, iron -wire covered with pipe stems having raised centers, so that the crucible rests 

 on these points. 



No A B C 



Length of side, inside, inches 2 2M> 3% 



Each $0.09 .10 .12 



Per dozen 90 1.00 1.20 



13940. TRIANGLES, Nichrome wire, melting point about 3000 F., non-corrodible, costing but one-six- 

 teenth as much as platinum and lasting longer in service. 



No A B C D 



Length of side, inside, inches 1% - 2% 3 



Each 16 .16 .22 .22 



13942. TRIANGLES, Nichrome wire, covered with fused silica tubes, superior to any triangles yet pro- 

 duced. 



No A B C D 



Length of side, inside, inches 1% 2 2% 3 



Each 31 .31 .44~ .50 



13944. TRIANGLES, Hoskins' Chromel, made of h?avy square-section wire, free from iron, and highly 

 resistant to acids, oxidation, and fusion. 



No A B C D 



Length of side, inside, inches 1*4 2 2% 3 



Each 28 .28 .40 .40 



TRIANGLES, Platinum, see Platinum Ware. 



13950. TRIANGLE HOLDER, adjustable, for Triangles No. 10842, with clamp for attaching to sup- 



1.25 



13956. 

 13958. 



port 

 TRIPODS, iron, small, for alcohol lamps. Height, 6 inches; diameter, 34 inches 



TRIPODS, iron, japanned, with easily removable legs and wide rim. Height, 9 inches. 

 Diameter, outside, inches.. 



Each 



o 

 .30 



6 

 .35 



13960. TRIPODS, iron, japanned, same as Xo. 13958, with concentric rings. 



No A B 



Diameter, outside, inches 6 



Number of rings 2 3 



Each . .35 .50 



8 

 .45 



C 



8 



4 



.70 



10 

 .60 



D 

 10 



5 

 1.00 



12 

 .70 



E 

 12 



6 

 1.30 



13966. TRIPODS, iron, with sheet iron chimney, for protecting burner flame from drafts. Height over 

 all, 9 inches. 



Diameter, inches 3V> 5 6 



Each . .90 L10 1.50 



