, 1873-07-13

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What says Button 1.-THE man whose life Ia
not cut Hhort by acciGout Or disease, reaohos
everywhere tho ago Of 90 OF 100 years - and he
goes On to ronlark, which ls worry Important: ut
re considor that tho European, tho negro, tic
Chinese, the American, tue man highly civilized,
itants Of tho city, and tho dweller in
tho country, 30 different ono from nnothor in
eyory other respect, agree in this one point, and
have the Same duration, tho samo interval Of
grave that the difference OF race, OF climate, Of
food, Of comforts, makoa no difference in tho
duration Of 1ifo, it will at once DO soon
that The duration OF 1ifo depends neither upon
habits, nor customs, nor tho quality of food :;
regulate the number OF our years.
The fixed Law which Button recognized wBB
that in the animal economy. not In man only,
tic duration Of life is regulated by tho duration
S sa afwh a sxssa Or ssssn ay lis eesh sass
not fully developed until lie ip thirty. Dogs
attain their full longth during their first year,
but 1t is only in the second they roach their full
bulk HAN, which 10 fourteen yeara In growing,
any till ninety or d hundred whilo the horae,
OF which tho growth ia completed In four years,
ives six or aevon tlmes that period, thrt is to
nay. from twenty-five to thirty years"
hecognzing the general s1 accuracy of the p9in;;
countrymsn, II. Flourons, Las songht to give
creator precision to tho law by settling tho i'm
portAnt question, what ia tho term Of limit Of
growth. The great physiological problem had
boon solved BY Bnffon'B discovery that tho dura-
tion OF life depondod on the duration Of growth !;
all that remained WIS to ascertain OF how many
times the duration Of growth the duration Of
lie consisted. Tho ono thing. which
britain hsa esep9d spe i srontS Gena tho
pleted-M. Flourons Claims to have found
In tho union OF the bones with tlolr opiphyses
A long as the boues are not unitol to their cpl
phTsos the animal continues to grow; but as
aocu ~ such union tales place The animal ceasos
to grow. This union takc.. place IN man at
90 ~ the camel 1T In IN @ the lotso Ut q tho e1 at
procaeds to ahow how nearly accurate Button
had beon when he said that every animal lives
uoirly Bix or Beyon timoa tho period of itB growth
-tlo truth being that 1t liroa about ire. THUS,
maa, being twonty yoata growing, lives five
tiues twenly--thnt Ia. 100 years.
ht hayo yet ono, and that q still higher nu-
tlo!ty to produce. Just aa thoae shoots arc
before thoy wero composed, there appeared III
Fraser's Mdg0z{tie an article "On Longevity, !"
from tho pom OF the most eminent phyaiologtst
Of tlle prosent day Prof. Owen. From the o.
Say oxtraot tho following passage:
"tIhn conclusion OF Prot. Fl0urcns, that in
tho absonoa OF all cauaoH Of dsoase, aid undor
all conditions favorable to health aud life, man
riod-o1nlinG. say at sovonty In tho male-as he
had lvod to acquire maturity aud completion OF
oBsiacatlon-saY thirty, years ARC not unpl,ysio-
logical. Only under tie circumstances unlier
which the battle of life Is fought, tho possible
term Of 100 years, iptor1od by Flourenh % by
Duffon, Ia the rare exception. "--1rom q Humaf,
k2lNpby4 RA lYil|iaa e. >zaQnlQs.