132 
MUSCULAR WORK 
Table 120. — Efficiency of M. A. M. in respiration experiments with bicycle ergometer II. 
[Basal value obtained in no-load experiments, with motor-driven ergometer.] 
Date. 
Current. 
Oxygen intake 
per minute. 
Heat output per minute. 
(/) 
Revolu- 
tions 
per 
(ff) 
Heat 
equivalent 
of external 
Effi- 
ciency. 
(7X100 
(a) 
(W 
(c) 
M> 
(e) 
Increase 
Work. 
No load 
Work. 
No load 
over no 
minute. 
work per 
with 
with 
load with 
minute. 
e 
motor. 
motor. 
motor. 
c-d 
1912 
amp. 
c.c. 
c.c. 
cals. 
cals. 
cals. 
cals. 
per cent. 
Jan. 24 
1.5 
2,605 
743 
12.66 
3.61 
9.05 
106 
2.16 
23.9 
2,040 
647 
9.97 
3.09 
6.88 
90 
1.94 
28.2 
25 
1.5 
2,303 
743 
11.29 
3.61 
7.68 
102 
2.12 
27.6 
26 
1.5 
2,167 
647 
10.43 
3.09 
7.34 
91 
1.95 
26.6 
31 
1.5 
2,115 
625 
10.29 
2.99 
7.30 
87 
1.89 
25.9 
Feb. 1 
1.5 
2,010 
647 
9.85 
3.09 
6.76 
90 
1.94 
28.7 
2 
1.5 
2,433 
743 
11.83 
3.61 
8.22 
104 
2.16 
26.3 
2,283 
672 
11.30 
3.25 
8.05 
99 
2.06 
25.6 
7 
1.5 
2,488 
743 
12.16 
3.61 
8.55 
109 
2.20 
25.7 
1,976 
647 
9.80 
3.09 
6.71 
90 
1.94 
28.9 
8 
1.5 
2,146 
647 
10.40 
3.09 
7.31 
94 
1.99 
27.2 
9 
1.5 
2,342 
743 
11.19 
3.61 
7.58 
100 
2.08 
27.4 
2,073 
647 
10.03 
3.09 
6.94 
92 
1.97 
28.4 
14 
1.5 
2,436 
743 
11.97 
3.61 
8.36 
109 
2.20 
26.3 
2,009 
672 
9.99 
3.25 
6.74 
95 
2.02 
30.0 
15 
1.5 
2,319 
743 
11.59 
3.61 
7.98 
110 
2.22 
27.8 
2,004 
625 
9.91 
2.99 
6.92 
90 
1.93 
27.9 
16 
1.5 
2,236 
743 
11.23 
3.61 
7.62 
107 
2.17 
28.5 
2,036 
672 
10.10 
3.25 
6.85 
97 
2.05 
29.9 
2,206 
672 
10.59 
3.25 
7.34 
95 
2.02 
27.5 
23 
0.95 
1,834 
743 
9.10 
3.61 
5.49 
108 
1.37 
25.0 
1,595 
625 
8.03 
2.99 
5.04 
88 
1.24 
24.6 
1.5 
1.955 
625 
9.43 
2.99 
6.44 
88 
1.91 
29.7 
2,265 
743 
11.35 
3.61 
7.74 
102 
2.11 
27.3 
26 
0.95 
1,485 
647 
7.49 
3.09 
4.40 
94 
1.29 
29.3 
1,589 
647 
7.61 
3.09 
4.52 
93 
1.28 
28.3 
1,535 
625 
7.48 
2.99 
4.49 
87 
1.24 
27.6 
1.5 
1,917 
647 
9.50 
3.09 
6.41 
91 
1.96 
30.6 
1,969 
625 
9.67 
2.99 
6.68 
88 
1.91 
28.6 
27 
0.95 
1,444 
625 
7.08 
2.99 
4.09 
86 
1.22 
29.8 
1.5 
1,828 
625 
9.13 
2.99 
6.14 
88 
1.91 
31.1 
1.858 
625 
9.20 
2.99 
6.21 
87 
1.89 
30.4 
1,850 
625 
9.25 
2.99 
6.26 
89 
1.91 
30.5 
28 
1.5 
2,356 
743 
11.77 
3.61 
8.16 
108 
2.18 
26.7 
2,101 
672 
10.49 
3.25 
7.24 
97 
2.04 
28.2 
2,144 
743 
10.82 
3.61 
7.21 
100 
2.07 
28.7 
29 
1.5 
2,384 
743 
11.71 
3.61 
8.10 
106 
2.17 
26.8 
2,248 
743 
11.13 
3.61 
7.52 
102 
2.11 
28.1 
2,192 
743 
11.03 
3.61 
7.42 
102 
2.12 
28.6 
0.95 
1,785 
743 
8.72 
3.61 
5.11 
102 
1.35 
26.4 
2,028 
743 
9.78 
3.61 
6.17 
107 
1.35 
21.9 
1,907 
743 
9.20 
3.61 
5.59 
104 
1.35 
24.2 
Mar 4 
1.5 
2,290 
743 
11.33 
3.61 
7.72 
104 
2.15 
27.8 
2,259 
743 
11.32 
3.61 
7.71 
105 
2.16 
28.0 
2,375 
743 
11.72 
3.61 
8.11 
103 
2.12 
26.1 
8 
1.5 
2,339 
743 
11.43 
3.61 
7.82 
99 
2.07 
26.5 
2,282 
743 
11.21 
3.61 
7.60 
99 
2.07 
27.2 
2,365 
743 
11.73 
3.61 
8.12 
106 
2.16 
26.6 
11 
1.5 
2,299 
743 
11.29 
3.61 
7.68 
102 
2.12 
27.6 
2,220 
743 
10.98 
3.61 
7.37 
101 
2.09 
28.4 
Mar. 15 
1.5 
1,967 
647 
9.66 
3.09 
6.57 
91 
1.96 
29.8 
1,946 
647 
9.58 
3.09 
6.49 
91 
1.96 
30.2 
1,969 
647 
9.65 
3.09 
6.56 
92 
1.97 
30.0 
1,948 
647 
9.54 
3.09 
6.45 
90 
1.94 
30.1 
2,003 
625 
10.01 
2.99 
7.02 
89 
1.92 
27.4 
18 
1.5 
2,315 
743 
11.35 
3.61 
7.74 
102 
2.12 
27.4 
2,320 
743 
11.39 
3.61 
7.78 
102 
2.11 
27.1 
19 
1.5 
2,263 
743 
11.15 
3.61 
7.54 
102 
2.11 
28.0 
2,346 
743 
11.55 
3.61 
7.94 
103 
2.12 
26.7 
2,146 
672 
10.48 
3.25 
7.23 
96 
2.03 
28.1 
25 
1.5 
2,655 
743 
13.08 
3.61 
9.47 
110 
2.21 
23.3 
2,545 
743 
12.72 
3.61 
9.11 
110 
2.21 
24.3 
2,288 
672 
11.24 
3.25 
7.99 
98 
2.05 
25.7 
26 
15 
2,206 
672 
10.91 
3.25 
7.66 
98 
2.07 
27.0 
2,368 
743 
11.74 
3.61 
8.13 
101 
2.09 
25.7 
27 
1.5 
2,258 
743 
11.26 
3.61 
7.65 
102 
2.10 
27.5 
2,327 
743 
11.63 
3.61 
8.02 
103 
2.12 
26.4 
2,333 
672 
11.43 
3.25 
8.18 
95 
2.02 
24.7 
28 
1.5 
2,110 
647 
10.26 
3.09 
7.17 
92 
1.96 
27.3 
29 
1.5 
2,378 
743 
11.65 
3.61 
8.04 
100 
2.09 
26.0 
2,227 
672 
10.89 
3.25 
7.64 
95 
2.01 
26.3 
Apr. 8 
1.25 
2,343 
743 
11.53 
3.61 
7.92 
105 
1.83 
23.1 
9 
1.1 
2,252 
743 
11.29 
3.61 
7.68 
108 
1.58 
20.6 
16 
1.5 
2,650 
743 
13.02 
3.61 
9.41 
108 
2.20 
23.4 
