E. Frankland on the Source of Muscular Power. 
was 34 hours, 
409 
The total ascent ie hour sei feet, or per day 
sults 
1432 mile, The following are the 
Treadwheel ine sith 
ee : Da External work Weight of dry — 
Weight in| Ascent in ore : ‘ é ‘le 
kilograms.} meters. | hg ed acenaterms | ps a | ” ponding to. 
nitrogen. 
Grams. Grams, 
A 476 23,045 10 1,096,942 1713 1101-2 
B 49 23,045 10 1,129,205 1745 LISt-% 
Cc 55 20,741 1,140,755 168-0 1080°1 
D 56 20,741 9 1,161,496 159°3 1024°8. 
In these experiments the measured work was performed in the 
short space of 8} hours, while the nitrogen estimated was that 
voided in the shape of urea in 24 
necessary to 
hours. 
to add to the measured work that calculated for respi- 
ration and circulation for the whole period of 24 ho 
It will, 
therefore, be 
This 
urs. 
amount of internal work was Fens from the estimates of 
Helmholtz and Fick, to be as follows 
Internal work,—(Helmholtz and Fick.) 
Circulation of the mb during 24 hours, at 76 
pulsations 
eirnebret for 24 oe at 12 respirations pert 
S 
Statical activity 0 of denen as 
Peristaltic moti 
. not determined.| 
Tf “ 
Work 
performed. 
Meterkilograms, 
69,120" 
10,886 - 
~ 80,006 
Actual energy 
__Tequired. 
“Meterkilograms. 
138,240 
“ BITT2s 
not determined, 
~ "460,012 
Taking this estimate for ae work, ‘Ale average results of 
ressed :— 
the treadwheel experiments m 
Treadwheel work. 
per 
Actual energy F y producible by the consumption of 114 grams of ii 
muscle i 
In t 
ave’ bod enetey ‘developed i in the body of ea ach man, Vv 
External wor! 
Circulation, - - - 69,120 2= 
Respiration, : . 
* Since making use of this n 
the heart alone, for’ 24 hours, 
than that above ‘for the « 
10,886 X 2== 21, 772 
119,605 X 2==239, eyes mis, 
240 
“ 
119,605 mks. 
17°7 grams. 
a6 ee 
210,672 mks, 
iid 
399,222 
umber, I find t a Donders estimates the work 
at 86,000 meter ms mone a nophaee igor 
combined work of ci ireulation and 
