488 
Proceedings of Royal Society of Edinburgh. [sess. 
Bismuth-Lead Alloys . — These also are easily cast, and easily 
worked into a proper shape. It is of advantage to have the plates 
very thin, as the transverse effect decreases very rapidly as lead is 
added. 
Plate V. 
/ Length : 30*0 \ 
Bismuth, 19*5 grms. ; lead, 0*7 grms. Breadth: 18*0 Vmms. 
V Thickness : 1*15 ) 
Temp. 19° C. 
Field. 
Trans, effect. 
An 
\jAn 
c^An^ + c^Aid' = 
= Trans, effect. 
1,760 
- -0229 
'0157 
'126 
2,890 
- '0272 
•0285 
'169 
4,400 
- -0202 
•0617 
•248 
- -211 
+ 2-1 
5,610 
- -0135 
'0727 
•270 
- -208 
+ 2-3 
11,050 
+ •0395 
•1310 
•362 
- -217 
+ 2-5 
14,620 
+ '0632 
'1679 
•409 
- -215 
+ 2'2 
15,640 
+ ‘0672 
•1769 
'421 
- -206 
+ 2-0 
17,000 
+ -0702 
'1863 
•431 
- '210 
+ 2'0 
Bismuth, 
Plate VI. 
13*7 grms. ; lead, 1*4 grms. < 
Temp. 20° C. 
/ Length : 
J Breadth : 
V Thickness : 
29-5 X 
1 6 ’8 Vmms. 
•75 ) 
Field. 
Trans, effect. 
An 
An^ 
c-^An^ + c^An^ ■■ 
= Trans, effect. 
2,890 
- '0038 
•0120 
•108 
5,610 
'0000 
'0255 
•160 
- '071 
+ 2-8 
11,050 
+ '01648 
'0488 
'221 
-•072 
+ 3-0 
14,620 
+ '0239 
•0586 
•241 
- '070 
+ 2'9 
15,640 
+ '0281 
•0631 
'251 
- -070 
+ 2-9 
17,000 
+ '0301 
•0671 
'259 
- -071 
+ 2-8 
