OBSERVATIONS FOR FINDING THE DENSITY OF PS. 
847 
In right-hand pan. 
gr. Scale. 
T + F-f K + L-fR4-(l6)-f (4)-|-2-52 18*6 
2-r,3 20-55 
2-54 29-5 
2-52 21-0 
2-54 30-7 
2-50 8-6 
2-52 18-9 
2-52 18-55 
2-53 21-65 
2-5244 20-89 
Counterpoise balances T + F + K-fL-f R + (l6)-f (4)-b(2) + 0-5224 grain in air. 
PS&h.inw.(B=10-31)£iT + F+K + L + R + (l6) + (4) + (2) + 0-3355gr.(C=ll-35,F=759-15,E=ll-2). 
PS and hook 
in water. 
In right-hand pan. 
B. 
C. 
F. 
E. 
gr- 
Scale. 
10-5 
756-0 
11 
0-18 
0-17 
17-9 
0-18 
20-9 
0-17 
20-8 
0-18 
24-8 
10-3 
0-17 
21-2 
10-4 
10-6 
755-6 
11 
0-15 
14-1 
0-18 
26-0 
0-15 
15-2 
0-18 
27-4 
0-15 
12-8 
0-18 
26-8 
0-15 
12-6 
10-35 
10-55 
755-8 
11 
0-1685 
20-2 
Counterpoise in air (C= 10-55, F= 755-8, E= 11) balances PS and hook in water (B = 10-35) + 0-1681 gr. in air. 
Counterpoise balances T + F + K+ L + R + (l6) + (4) + (2) + 0-5211 grain in air. (Mean, May 28, 30.) 
PS &h.inw.(B=10-35)i;:T + F + K + L + R + (l6) + (4) + (2) + 0-3530 gr.ina.(C=10-55,F=755-8,E=ll). 
PS and hook in water. In right-hand pan. 
B. 
C. 
F. E. 
gr- 
Scale. 
10-12 
10-65 
758-85 11 
0-18 
26-0 
0-15 
12-7 
0-18 
27-5 
10-2 
0-16 
16-1 
0-17 
23-1 
10-25 
0-16 
14-5 
0-17 
20-5 
0-17 
21-0 
10-3 
759-4 12 
0-16 
14-5 
0-17 
20-5 
10-55 
12-1 
760-05 12-1 
0-18 
27-8 
0-14 
8-1 
0-16 
20-0 
0-18 
27-7 
0-16 
19-5 
0-16 
19-55 
0-14 
9-6 
10-6 
0-18 
31-5 
0-l6 
19-0 
0-16 
20-7 
0-16 
18-8 
10-6 
0-l6 
15-4 
10-4 
11-37 
759-58 11-8 
0-1641 
19-73 
Counterpoise in air(C = 
11-37, F= 
759*58, E= 1 1-8) balances PS and hook in 
water (B: 
= 10-4) + 0-l647 
