OBSERVATIONS FOR FINDING THE DENSITY OF PC No. 3. 
851 
7*85 
9-3 770-7 9-4 
0-96 
17-0 
1-00 
19-3 
1-04 
22-5 
1-00 
18-6 
1-04 
23-4 
0-96 
18-9 
1-00 
20-5 
0-96 
18-0 
1-00 
20-4 
7-73 
8-7 770-78 9-1 
1-0018 
20-49 
Counterpoise in air 
(C = 8-7j F=770-78, E= 9 -l) balances PC and h. in 
water (B= 
:7-73) + 1-0008 
In right-hand pan. 
gr- 
Scale. 
T + F+K-fL-fR + (l6)-p(4) + l -12 
23-7 
1-10 
12-15 
1-11 
17-93 
Counterpoise balances T + E+K + L + R + (l 6 ) + (4)+l'1141 grain. 
PC and h. in w. (B = 7-73):O:T + F + K + L + R + (l 6 ) + (4) + 0-1133 gr. in air(C=8'7, F=770-78, E=9-l). 
May 9. 
PC and hook in water. 
In right-hand pan. 
B. 
C. 
F. F. 
gr- 
Scale. 
10-4 
10-3 
750-5 10-6 
0-98 
23-5 
0-94 
7-5 
0-98 
23-5 
0-97 
17-3 
0-98 
21-5 
10-35 
0-97 
16-0 
0-98 
20-4 
0-98 
22-0 
0-98 
23-5 
0-97 
18-3 
10-33 
10-7 
750-4 10-9 
0-98 
24-0 
0-97 
18-4 
0-98 
21-2 
10-25 
0-97 
12-5 
0-98 
18-6 
0-99 
31-5 
0-98 
25-2 
0-97 
23-5 
10 25 
10-9 
0-97 
11-0 
10-3 
10-63 
750-45 10-75 
0-9747 
19-97 
Counterpoise in air(C = 
10-63, F= 
750-45, E= 10 - 75 ) balances PC and h. in w.(B= 10-3) + 0-9748 
In right-hand pan. 
gr. Scale. 
T + F+K + L + R + (l 6 ) + (4) + M3 20-65 
1-13 20-55 
1-13 20-45 
1-13 20-55 
Counterpoise balances T+F+K + L + R + (l6) + (4)+l-1289 grain. 
PC&h. in w.(B=10-3):£1:T + F + K + L + R + ( 16) + (4) + 0-1541 gr.in air (C=10-63,F=750-45,E= 10-75). 
5 T 
mdccclvi. 
