PROFESSOR THOMSON ON THE ELECTRO-DYNAMIC QUALITIES OF METALS. 685 
Mean augmentation of difference in favour of] 
thermometer remote from entering current ... J 
Differences of diminution in equal intervals from I 
beginning and middle of a period, summed for J- 
six periods J 
Differences of diminution during corresponding "I 
half-minutes of first and second halves of a y 
period, summed for six periods J 
Diminutions during half-minutes, summed for 1 
six periods J 
II. 
III. 
IV. 
V. 
VI. 
VII. 
Diminutions of difference Tg — 
(in hundredths of a degree Cent.), during 
Periods 
td- 
5* 
O 
O 
Cji 
00 
00 
to 
II III 
CO — CO N- 
1 
Cl 
^ First half- 
05 
1 1 
CO H- o to CO H-* 
I 
W entering by end next 
1 min. 
o 
6 
to 
(X> 
cc 
CO 
05 
1 1 
CO CO o 1 -- 
1 
k^ 
t*" Second half- 
iijiiiutc ut cuiient 
bO 
o 
1 
b© 05 CO 1— * Oi 
cn 
W entering by end next 
min. 
o 
0 
01 
o 
00 
CO 
CO 
CO 
CO 
1 
CO 
II II 
to CO o O CO Cl 
1 
> Third half- 
minute of cunent 
b© 
o 
H- O Cl d Cl kfJfc. 
td entering by end next 
t>s 
3 
s' 
o 
6 
05 
Oi 
00 
OO 
1 
I 1 t 
H- Cl o Cl b© to 
Fourth half- 
! 1 
CO to b© 1 -- N- o 
C5 
td entering by end next 
tsi>- 
3 
5* 
0 
o 
00 
U) 
CO 
CO 
00 
1 
bO 
o 
III 1 
05 05 05 to o 
to 
Fifth half- 
Cl 
1 
to 
1 1 
05 to I—* o CO b© 
o 
W entering by end next 
3 min. 
o 
d 
CD 
05 
1 
05 
i- ‘ ' 
O to Co 1 -^ Co 
CO 
Sixth half- 
05 
I 1 I 
^ O to N- .-1 to 
1 
td entering by end next 
min. 
o 
d 
o 
00 
CO 
CO 
1 1 
o H- t-- o CO CO 
1 
Seventh half- 
lililiLjtc of miieiit 
CO 
to to I-- Ife. o o 
1 
td entering by end next 
4 min. 
o 
d 
CO 
00 
CO 
00 
o 
1 1 
O to * 1 -^ Co 
1 
> Eighth half- 
GO 
k— 
1 1 
H- to H- O O — 
to 
td entering by end next 
•uira 
0 
o 
b© 
00 
o 
! 
CO 
1 1 1 1 1 
o H- N- OJ to to 
1 
k^i^ 
Ninth half- 
CO 
1 1 1 
O H- H-i ^ N-CO 
1 
CO 
minute ot current 
td entering by end next 
5 min. 
p 
o 
b9 
05 
1 
b© 
tc 
1 
O Cl H- 1 b© CO H- 
Cl 
> Tenth half- 
p 
o 
1 1 1 
k-* to CO CO CO to 
k^ 
W entering by end next 
3 
3 
p 
Oi 
CO 
00 
1 
CO 
1 1 
O o to o to 
I 
05 
Eleventh half- 
minute of ourient 
p 
Cji 
1 
b© to o ' H-* 1 — * 
I 1 
1 to 
td entering by end next 
6 min. 
p 
bS 
CO 
CJt 
b© 
1 
05 
II II 
CO ^ ^ ^ b© c 
Cl 
Twelfth half- 
1 1 
CO b© H- CO ^ Cl 
to 
iijiiiutc i-kf 
W entering by end next 
H 
fD 
3 
“O 
ft 
B 
a 
n 
CD 
cc 
l:§. 
m & 
— o- 
f^ 
II 2. 
Cn p 
o cn 
H w 
I 
( 
s 
Cn 
to 
cr 
ft 
ns 
OO p 
S O 
H 
> 
o 
o 
B 
O- 
B 
O 
CX) c 
p 
O ft 
H 
td 
Cn 
p 
C5 
( 
ft 
ft 
B 
S' 
ft 
P 
P 
B 
£L 
ft 
O 
o 
re 
cn 
4x2 
Table V. February 23rd, 1854. Copper conductor reduced to two slips. 
Water kept at temperature 99°'5 Cent, in heater. 
Sfi-pams of water at temnerature 5°-6 through coolers. 
