343 
OBSERVATIONS IN FOUR BALLOON ASCENTS. 
Table IV. (Continued.) 
Hour. 
Barom. 
Therm. 
Tension 
of 
Vapour. 
Barom. 
Therm. 
Tension 
of 
Vapour. 
Barom. 
Therm. 
Tension 
of 
Vapour. 
Barom. 
Therm. 
Tension 
of 
Vapour. 
Dry. 
Wet. 
Dry. 
Viet. 
Dry. 
Wet. 
Dry. 
Wet. 
h 
in. 
0 
! 
0 
in. 
in. 
0 
1 0 
in. 
in. 
0 
0 
in. 
in. 
0 
0 
in. 
St. 
John’s Wood. 
York. 
9 
A.M. 
29-785 
62-8 
60-3 
0-500 
29-721 
66-0 
63-0 
0-545 
2 
P.M. 
! 
3 
•663 
69-8 
66-3 
•605 
' -734 
71-0 
64-5 
•535 
4 
•647 
69-5 
66-5 
‘615 
•710 
7D0 
64-0 
•519 
05 
5 
•608 
68-8 
65-8 
•600 
•701 
69-0 
64-0 
•542 
iO 
00 
6 
•596 
,68-6 
66-2 
•615 
•701 
69-0 
64-0 
•542 
tH 
7 
•552 
,68-8 
;66-4 
•620 
•713 
68-0 
j63-5 
•537 
tH 
8 
•580 
65-0 
i64-0 
•586 
•707 
66-0 
i64-0 
•575 
Arma<>h. 
Grantham 
Greenwich 
Lewisham 
*’5 < 
9 
A.M. 
29-297 
|65-5 
62-6 
' 0-538 
29-688 
66-4 
61-4 
0.493 
29-804 
64-0 
58-1 
0-426 
o 
CQ 
3 
P.M. 
j 
•623 
70-3 
64-0 
•527 
•692 
75-4 
65-6 
•520 
29-762 
74-9 
69-2 
0-645 
A 
O 
3^ 
•615 
69-6 
63-6 
•522 
•689 
74-0 
66-1 
•552 
•755 
72-3 
67-0 
•600 
4 
-617 
69-0 
63-6 
•529 
•683 
71-7 
65-0 
•543 
•751 
71-7 
67-7 
•630 
> 
4- 
•618 
68-5 
63-7 
•538 
•655 
7M 
64-8 
•543 
•725 
71-6 
67-4 
•621 
CQ 
5 
•437 
64-2 
58-6 
•437 
•600 
68-0 
63-5 
•537 
•636 
70-6 
65-0 
•555 
•714 
70-7 
67-5 
•635 
O 
5i 
•440 
64-6 
158-8 
•438 
•571 
67-5 
63-5 
•544 
•623 
69-8 
65-0 
•564 
•686 
70-0 
67-1 
•629 
6 
•449 
65-0 
’59-1 
•442 
•579 
67-4 
63-5 
•544 
•621 
69-1 
65-1 
•575 
•688 
69-1 
67-0 
•636 
6? 
•446 
d4-5 
:59-i 
•442 
•584 
66-9 
63-1 
•538 
•619 
69-1 
65'1 
•575 
•678 
68-8 
66-9 
•636 
7 
•446 
64-1 
58-6 
•438 
•561 
66-2 
62-8 
•536 
•602 
68-6 
65-4 
•590 
•648 
68-4 
67-6 
•652 
> 2 
•464 
61-4 
57-2 
•429 
•551 
65-9 
62-6 
•533 
•607 
61-4 
60-5 
•521 
•656 
64-0 
63-7 
•588 
8 
•451 
59-6 
57-0 
•444 
•546 
65-6 
62-6 
•537 
•593 
62-5 
61-0 
•524 
•672 
63-2 
62-8 
•570 
8i 
•593 
63-5 
61-6 
•530 
L9 
•548 
64-8 
63-0 
•558 
•593 
64-2 
62-9 
•562 
Aylesbury 
Bedford. 
Cambridge 
Derby. 
9 
A.M. 
30-030 
62-6 
58-8 
0-459 
30-023 
64-2 
60-0 
0-476 
2 
P.M. 
29-721 
72-3 
66-0 
0-568 
3 
•722 
73-5 
66-3 
•564 
•043 
72-1 
65-8 
•562 
•020 
68-4 
64-9 
•576 
29-97 
68-0 
62-0 
0-492 
4 
•727 
70-6 
65-0 
•555 
•062 
70-0 
65-0 
•561 
•017 
67-8 
64-8 
•679 
•98 
68-0 
63-0 
•522 
5 
•734 
69-9 
65-4 
•575 
•070 
69-4 
64-5 
•552 
•018 
67-7 
64-1 
•559 
•98 
67-0 
62-0 
•503 
6 
•744 
66-0 
63-3 
•553 
•070 
66-5 
63-0 
•539 
•031 
66-4 
63-0 
•540 
29-98 
65-0 
6l-0 
•496 
7 
•759! 
60-7 
59-7 
•507 
•079 
64-0 
61-5 
•522 
•056 
63-2 
60-9 
•513 
30-00 
62-0 
59-0 
•472 
xO 
00 
8 
•775 i 
58-7 
58-2 
•486 
•079 
61-2 
60-0 
•510 
•065 
61-0 
58-8 
.477 
30-00 
CO 
05 
4^ 
Diss. 
Edinburgh 
Enfield. 
Holkham. 
W 
§) 
9 
A.M. 
64-0 
60-0 
29-916 
63-0 
59-5 
0-475 
30-004 
58-6 
57-4 
0-465 
2 
P.M. 
29-97 
0-478 
<1 
3 
•97 
65-5 
61-0 
•491 
•941 
70-9 
64-6 
•538 
•037 
67-0 
60*8 
•468 
^ J 
o<; 
4 
•97 
65-0 
61-0 
•496 
•942 
69-8 
63-9 
•529 
•038 
66-0 
59-2 
•433 
09 
5 
•98 
63-5 
6 1-.'; 
•528 
29-634 
66-7 
•945 
69-2 
63-4 
•520 
•037 
63-6 
58-1 
•430 
o 
♦iH 
6 
•98 
62-5 
59-5 
•480 
•955 
67-8 
63-0 
•524 
•055 
6l-7 
58-0 
•448 
"cl 
> 
7 
•99 
59-5 
57-0 
•445 
•064 
SO-4 
57-8 
•457 
09 
8 
' 
... 1 
•080 
59-8 
57-2 
•447 
o 
Norwich. 
Oxford. 
Royston. 
Southampton. 
9 
A.M. 
! 
56-0 
... 
29-911 
34-1 
32-4 
0-547 
2 
P.M. 
30-039 
60-0 
0-456 
29-820 
72-1 65-1 
0-541 
3 
•040 
Db-O 
60-0 
•456 
•822 
71-0 ,64-6 
•538 
29-784 
70-1 
53-3 
0-507 
4 
•044 
55-5 
60-0 
•461 
•820 
70-1 
53-3 
•507 
•789 
39-4 
53-2 
•512 
5 
•046 
35-0 
60-0 
•467 
•832 
S8-4 
54-0 
•548 
•799 
36-8 
52-2 
•512 
6 
•052 
52-0 
59-0 
•472 
•830 
57-0 
33-8 
•557 
•798 
33-7 
30-0 
•482 
•925 
59-0 ( 
36-5 
•620 
7 
•058 
59-0 i 
57-5 
•464 
•848 
35-3 
52-2 
•528 
•822 
30-3 
38-5 
•477 
•929 
)5-0 ( 
)3-7 
•576 
8 
•066 
55-0 
54-3 
•429 
•857 
53-0 
3l-0 
•519 
•827 
58-0 
56-8 
•457 
2 z 
MDCCCLin. 
