State rights and democratic union. (Yazoo City, Miss.) 1839-18??, 1839-11-06
Froa h~ London Spectator
ARTIFICIAL. INTUBATTON.

THE FCCALEo 1IoN.-A highly curious and
int resting ~xhiblion, espnriailv tnth phvs
iolopist, is now open at 100 Pall Nall. onno.
site the Opera Colonnade. called the Fcca.
l4ohion, a contr'vanca for Matching eggs nv
artific ial heat. 1t differs from the Egvatian
metho,' of artificial incubation nv means Of
mammals. or ovens heated Immediately hyI
fire. which was tried in Paris nv De Roam.
mur and in London b, Mr.. Wowhrav; and
also from the more recent attemnt in the
EGYPTIAN uall nv means of steam. IN what
way the heat Of the Fccaleobion ia produrod.
W. are not informed; probably il is nv hot
| writer; &c tainlv the operation is simple and
eff Give, as abundant living proofs daily
tes'if,.
IN an oblong wooden case. ahout nine feet
| in length. and three feet IN width and dar,th.
entirely isolated, and divided into eight rom.
partner :. each closed by a gIaz.d door lark
ened the egos are placed on cloth, without
anv covering; here they remain for twenty
onp da.s. the pnrod Of incubation: at the ex.
piration If which time the chick lihe rates II.
self ard N. next dav is running about and
peckinc its food as l;vclv as ifi' had the hens
wing to shelter it. Ths Eccaleohion is cana
hafching about hundred daily: and though
some failures occur from natural causes, tn"
machine, unlike the parent bird, never ad-
dies the egg.
} II is ALWAYS contriVed that one comnarf,
ment shall exhibit the last stage Of incuha.
ton: and this being open, the visiter ma not
onv hear the faint chirD of the imprisonod
CHIEF, but watch Its attack on its oval cell.
tin having broken the she'll all round, it bursts
the irtogumenfs and liberates itself.
= first,rmerging into this new state OF
existence the light and the human ewes ga.
zing on the little chick. together with its *
treme weakness, makes it appear as If il
would fam retire into its confinement again
5 Il staggeIs, closes its eve, and falls down II
an apparently exhausted state, bur soon re
wives, though but for a short time. As seor
as il can take food, however, ttgains strength
o rapidly. In the last stage of incubation th
L egg NAV be held in the hand, or placed in
P lady q bosom, where, if any fair vIsiter be 81
J. minded, the chick may come 10 light.
! In case flled with lenses, placed befor
eggs in different stages Of incubation, lighte
4 bv gas. the appearance thIoughthe shell ma
!. be observed; and on table are placed tn
. contents of several eggs al successive period
of Incubation. showing the formation of tn
embryo, from thu first day, las seen under tn
e microscopy TO the complete bird. coiled u
r IN ITS oval form; 10 trace the gradual develop
ment of the ewes, the bill, and Uranium, tn
heart and circulating system, the feet, featt
i RS. &c is exceedingly interesting.
oil TIL d dgiings are placed in partitions an
IS supplied with food, and the room rings Wit
) their chirpiBgs.
oil The Eccaleobion process is of couise ar
Is lpllcabie to eggs Of every species Of bird, 81
y j one others than those Of the common gall
q naceous fowl have been reared; parties bTln,
d ing ahe eggs OF other birds, however. ca
q have them hatched BY the machine, as tt
OIL same temperature (about 90 degrees of Fa
renheit) is applicable TO all, from the wren
the eagle. The introduction of the Eccale
y bion into general use, viii supply abundanc
g of fowls for the table al cheap rate, al
u with little trouble. The machinery Of Il
: Eccaleobion is also applicable to a variety
% scientific purposes, where an even and perv
ding temperature is required; as II may
a regulate at pleasure up to three hundred d
g. grees Of Fahrenheit. We gather this inform
III ton from a very intelligent pamphlet, ben
a inc tho title Of the exhibition, BY villa