DR. W. MARCBT ON A CHEMICAL INQUIRY INTO 
Experiments at Malagny, near Geneva, on Mr. K. Thury, 1883. Barometer = 728 mm. 
[ 
Number. 
Date. 
Time with reference to 
food taken. 
Tempera¬ 
ture of air. 
Grammes of 
COj 
expired 
per minute. 
Litres of air 
expired 
per minute 
(reduced). 
Litres of air 
expired 
(reduced) 
correspond¬ 
ing to 
1 grm. CO_. 
Percentage 
volume of CO. 
in air 
expired. 
1 
Sept. 3 
h. m. 
2 10 after lunch . . 
° C. 
20-0 
•334 
3'65 
10-93 
4-66 
2 
3 25 „ „ . . 
18-5 
•319 
3-40 
10-65 
4-77 
3 
3 55 „ . 
17-5 
•303 
3-29 
10-88 
4-67 
4 
4 40 „ „ . . 
16-5 
•343 
3-60 
10-48 
4-85 
5 
5 20 „ „ . . 
150 
•294 
317 
10-77 
4-72 
6 
Sept. 4 
0 45 after breakfast . 
16-0 
•358 
3-99 
11-12 
4-57 
7 
1 30 „ 
16-5 
•401 
4-52 
11-29 
4-50 
8 
2 25 „ 
lG-0 
•418 
4-53 
10-84 
4-69 
9 
3 0 „ 
15-0 
•374 
4-17 
11-17 
4-55 
10 
0 45 after lunch . 
14-5 
•410 
4-40 
10-75 
4-73 
11 
1 15 „ 
15-0 
•359 
3-86 
10-75 
4-73 
12 
2 10 „ 
15-0 
■MO 
3-49 
10-28 
4-94 
13 
2 50 ,, ,, . . 
14-5 
•305 
3-34 
10-94 
4-64 
14 
4 0 „ 
14-0 
•366 
3-82 
10-42 
4-88 
15 
4 55 „ 
14-0 
•329 
3-45 
10-47 
4-85 
2 52 mean time after 
a meal 
15-9 
mean 
*350 
mean 
3*78 
mean 
10-78 
mean 
4*72 
mean 
Experiments at the BIgi Staffel on Mr. Thury, 1883. Barometer = 639 mm. 
Number 
Date. 
Time with reference to 
food taken. 
Tempera¬ 
ture of air. 
. Grammes of 
CO, 
expired 
per minute. 
i 
! Litres of air 
expired 
per minute 
(reduced). 
Litres of air 
expired 
(reduced) 
correspond¬ 
ing- (0 
1 grm. CO,. 
Percentage 
volume of CO^ 
in air 
expired. 
i 
1 
Sept. 7 
h. m. 
1 45 after lunch . 
° C. 
9-0 
•332 
3-23 
9-72 
5-23 
2 
2 30 „ „ . . 
9-5 
•326 
3-24 
9-94 
5-11 
3 
3 10 „ 
10-0 
•364 
.3-51 
9-64 
5-27 
4 
3 55 ,, ,, . . 
7-5 
•379 
3-61 
9-54 
. 5-32 
5 
^'1 
4 40 „ „ . . 
7-5 
•451 
4-08 
9-05 
5-61 
6 
5 15 „ „ . . 
7-5 
•416 
3-93 
9-44 
5-38 
7 
Sept. 9 
99 
1 30 „ „ . . 
8-0 
•454 
4-23 
9-.30 
5-46 
8 
2 22 „ „ . . 
9-0 
•533 
4-60 
8-62 
5-89 
9 
99 
3 5 „ „ . . 
6-0 
•382 
3-79 
9-93 
5-12 
10 
9 9 
3 50 „ „ . . 
6-0 
•453 
4-22 
9-32 
5-45 
11 
99 
4 27 „ „ . . 
5-0 
•488 
4-44 
9-11 
5-58 
12 
Sept. 10 
0 35 after breaLfast . 
6-5 
•503 
4*48 
8-92 
5-70 
13 
99 
1 8 „ „ 
7-0 
•532 
4-98 
9-37 
5-42 
14 
99 
1 48 „ 
8-0 
•511 
4-85 
9-49 
5-35 
15 
9 ? 
2 33 „ 
6-0 
•511 
5-00 
9-48 
5-36 
16 
99 
3 30 ,, ,, 
7-5 
•491 
4-94 
10-06 
5-05 
17 
99 
4 25 no lunch . 
8-5 
•444 
4-40 
9-92 
5-12 
18 
99 
5 30 ,, „ ... 
8-5 
•442 
4-55 
10-28 
4-94 
3 7 mean time after 
a meal 
7*6 
mean 
•445 
mean 
4*23 
mean 
1 
9*45 1 
mean | 
5*35 
mean 
