198 
Proceedings of the Royal Society of Edinburgh. [Sess. 
Table X. 
Field. 
Load in kilos, 
per sq. mm. 
Elongation for 
500 grams. 
No. of 
Observations. 
M. 
2-6 
14-6 
•04983 cm. 
8 
17*69 xlO 11 
18 '3 
•04707 
9 
18-73 
22*0 
•04679 
7 
18-84 
27-4 
•04801 
8 
1836 
330 
•04942 
9 
17-80 
36*5 
•05000 
9 
1763 
330 
•04986 
7 
17-68 
27-4 
•04865 
7 
18T2 
22 0 
•04757 
6 
18-53 
18-3 
•04801 
8 
18*36 
14-6 
•04983 
8 
17-69 
Table XI. 
Field. 
Load in kilos, 
per sq. mm. 
Elongation for 
500 grams. 
No. of 
Observations. 
M. 
5-5 
14-6 
•04788 cm. 
8 
18-41 x 10 11 
18-3 
•04539 
9 
1942 
22-0 
•04570 
9 
19-29 
27-4 
•04832 
10 
18-67 
330 
•04899 
7 
17-96 
365 
•04991 
7 
17-66 
330 
•04938 
8 
17-85 
27-4 
•04783 
10 
18-43 
22-0 
•04642 
8 
18-95 
18-3 
•04648 
8 
18-93 
14*6 
•04788 
9 
18*41 
Table XII. 
Field. 
Load in kilos, 
per sq. mm. 
Elongation for 
500 grams. 
No. of 
Observations. 
M. 
9*1 
14-6 
*04577 cm. 
8 
19-26 x 10 11 
18-3 
•04425 
7 
19-92 
22-0 
•04477 
8 
19-70 
27-4 
•04637 
5 
19-01 
330 
•04838 
6 
18-22 
365 
•04955 
6 
17-79 
330 
•04884 
7 
18-05 
27-4 
•04694 
7 
18-78 
22-0 
•04546 
9 
19-39 
18-3 
•04487 
8 
19-65 
14-6 
•04577 
8 
19-26 
