486 
Proceedings of Boyal Society of Edinburgh. [sess. 
Plate II. 
r Length: 23*0 ^ 
Bismuth, 8 ‘5 grms. ; antimony, *85 grms.I Breadth : 12*0 j-mms. 
I Thickness : ITgJ 
Temp. 17° C. 
Field. 
Trans, effect. 
An 
< 
2,890 
- -3206 
5,610 
- -4877 
•2301 
•4800 
11,050 
- -6725 
-4409 
•6640 
14,620 
- -7244 
•5885 
•7661 
15,640 
- -7507 
•6276 
•7922 
17,000 
- *7216 
In this plate the transverse effect was very unsteady, varying as 
much as 10 per cent, for the same field strength. 
Plate III. 
Bismuth, 8 '5 grms. 
; antimony, 2 '15 grms. 
Temp. 19° C. 
r Length : 
1 Breadth : 
1 Thickness : 
29-4\ 
11- Vmms. 
1-1 j 
Field. 
Trans, effect. 
An 
V An 
2,890 
- -2854 
5,610 
- -4779 
•1247 
•3531 
11,050 
- -6611 
•2394 
•4893 
14,620 
- -6792 
•2941 
•5423 
15,640 
- -6561 
•3046 
•5519 
17,000 
- -6459 
•3330 
•5770 
In this plate also the transverse effect was very unsteady. 
