OBSERVATIONS FOR FINDING THE DENSITY OF PS. 
845 
In right-hand pan. 
gr. Scale. 
T-f-F + K-i-N-f R-P(16)4-(4) + M0 20*7 
-I-I-IO 21-0 
MOO 20*85 
Counterpoise ilT-l-F-t-K-fN-|-R-|-(l6)-f(4)-l- 1*0983 grain in air. 
PS and h. in w. (B=7*6)^T-|-F-i-K-|-N-|-R-i-(l6)-l-(4)-|- 0*0493 gr. in air (C=8*48, F=764*l, E=8*67). 
PS and 
hook in water. 
In right-hand pan. 
B. 
C. 
F. 
E. 
gr- 
Scale. 
11*85 
1*06 
21*1 
1*06 
22*3 
11*7 
1*06 
20*0 
1*04 
14*0 
11*5 
759*4 
12*4 
1*06 
19-5 
1*02 
12*4 
1*06 
23*0 
1*10 
28*9 
11*65 
1*02 
12*7 
1*06 
23*7 
11*6 
12*2 
759*1 
12*2 
1*02 
15*4 
1*06 
23*5 
1*04 
21*6 
1*03 
16*9 
1*04 
20*5 
1*03 
20-3 
1*00 
12*5 
1*10 
27*6 
11*6 
1*00 
17*0 
1*10 
29*4 
1*04 
20*8 
1*02 
16*8 
1*04 
21*0 
1*03 
18*2 
11*5 
1*04 
20*5 
1*04 
20*9 
11*67 
11*85 
759*25 
12*3 
1*045 
20*02 
Counterpoise in air (C = n*85, F=759’25, E=12*3)£bPS and hook in water (B= 11*67)-!- 1*045 grain in air. 
In right-hand pan. 
gr- 
Scale. 
T -1- F -1- K -p L -f R -p ( 1 6 ) H- ( 4 ) -H 1 * 1 8 
26*9 
-pl*14 
15*0 
-Pl*l6 
20*3 
-pl*l6 
21*8 
-Pl*l6 
17*5 
1*160 
20*3 
Counterpoise :^bT-f-F-|-K-|-L-fR-|-(l6)-|-(4)-[-l*159 grain in air. 
PS and h. in w.(B=ll*67):!2:T-f F-|-K-)-L-|-R-!-(l6)-f (4)-(-0*114gr.in air (C= 11*85, F=759'25, E=12*3). 
May 5. PS and hook in water. In right-hand pan. 
B. 
C. 
F. 
E. 
gr- 
Scale. 
10*05 
10*4 
759-1 
11 
1*04 
18*0 
1*08 
24*5 
1*04 
19*4 
1*06 
22*5 
1*05 
21*5 
1*04 
15*5 
1*04 
16*7 
5 s 2 
