126 
J. A. Baker 
the other constituents of the alloy. It comes down in an extremely 
fine state of division. Filter papers could hardly be made to 
retain it, and when they did, it spread over the edges of the paper 
by creeping. Even under the best care the method seemed to 
give too wide a range of results to be dependable. The following 
are some of the best results obtained from numerous efforts to 
apply Mr. Yockey’s method: 
Alloy taken. 
Antimony founds 
Percentage. 
I .0062 
0.1794 
17.83 
I .0276 
0.0550 
5-35 
I .0600 
0. 1114 
10.51 
1. 0312 
0.1558 
15. II 
I .0146 
0.0700 
6.90 
The amount of antimony really present ranged from 9 to 12 per j'j 
cent as shown by the following figures, which show the results of ( 
the analysis of three samples by the method as described. ! i 
ph . 
5 
n. 
Sb . 
T otal. li 
f 85.10 
4 
95 
9-83 
99.88 i 
No. 4 
85.56 
4 
80 
9-37 
99-73 ( 
[ 85-75 
4 
57 
9-73 
100.05 
Monarch Ball Metal 
/ 76-94 
8 
64 
14-33 
99.91 
\ 76-53 
8 
52 
14-95 
100.00 
Worn metal from the heating plant of 
/ 79-55 
8 
88 
11.98 
100.41 
Denison University 
\ 79-99 
8 
36 
12.05 
100.40 
Chemical Laboratories, 
Denison University, 
1908. 
