2^6 Mr. Scoresby Junior’s experiments and observations on the 
In this stage of the experiments the poker had become 
strongly magnetic, and its magnetism was farther increased 
by hammering it upon another bar of iron. 
[d. The bar deprived of magnetism ; but the poker rendered mag- 
netic by hammering .] 
Number of Blows. 
Weight 
lifted. 
Distance 
of Com- 
pass and 
Bar. 
Devia- 
tion. 
Hammer. 
at each 
trial. 
Total. 
Inches. 
O 
1 
1 
• • • 
3 
l6 
I. 
1 i — g- ■ , 9 | | 
[_ I he expel mien L repealed. J 
1 
1 
. . . 
3 
18 
I. 
1 
1 
• • • 
3 
17 
II. 
1 
1 
• • • 
• • • 
III. 
100 
101 
• • • 
• • • 
27 
• • . 
100 
201 
• • • 
• • • 
• • • 
2 
203 
• • • 
• • • 
28 £ 
I. 
The bruised end of the bar was now hammered horizon- 
tally until it formed a kind of cup ; this being easily com- 
pressed by the hammer, the effect was increased. 
[y. Bar deprived of magnetism ; poker hammered 
1 
1 
• • • 
3 
23 
I. 
1 
1 
• e • 
3 
22 
II. 
5 
6 
• • • 
% • • 
30 
. . . 
4 
10 
188 
• • • 
36? 
I. 
5 
15 
188 
• • • 
33 
• • • 
