The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1857-08-20
clatlOO nY In
Or Science.

0UD nONTBxAL CORRESPONDENCE
BnsaASA Horst, MONTREAL, August ID, 1897.
u TIE Geological ssos,ou M. RAHun read paper On
- PHYsIoAL RHlAY IN ZEE SUCCESSION OF LIE
IN rH1 IRITleH ISLANDS.
n Ss paper he attempted 70 show the remarkable dine
ss n life 70 10 found NE great variety Of rocks FORM
q = different epochs 6eoIoshh had supposed that tho
sks q the oaxbonhsrous were developed in much
warmer psriod than succeeded Il, and hence he much
ners nuusrous evidences Of life IN the roos Of this
pssd than that which succeeded which - FREQ nom
u remains Of organic nfe The oarbonfsroas rocks
ablnAantly supplied.
ne lswsr czetaoeous formation was another Instance Of
DssA rioh b organic remans In this srsA Wa fsuad the
vAss Of The marine e brought being In ths period
N series In Great Britain presented some most rearka
~ phenomena The evidence here exh cited shows ha
~ deposit In oreaosous roc proceeded from the delta Or
- Amsnse estuary large - That Of the Nsuiaippi
Svev, which existed In ropose for period OF time
In, together With other facts bearing upon this point,
E established sns t.cs sn.s sSs sH"'s. s Sc s:srn
kain formed Part. which ws ntessected BY sirens ~
~ = those which now Gov through The North American
Ths geological evidences showed that the British
hads were nos, during the glacial era, submerged
H.ss we're .Sundsn. evidences 70 prove thas during
Ne glacial The climate VI England was very
~ eimste fhe eviderce Of mvines 4, a perfect -
Aay and marine bouldcrs high In the mountains are
Ne frequent establish the fact that The conditions Of
climate necessary 10 form glaciers existed ~ ceran ~
the Arctic regions or the present nigh wales OF the
ihe immense limestone rocks found in situations in
se ~ sr saSa .xsnos %
% point He found THAT the scratches on the rocks,
BY 10" in It's transit. In tho form OF glaciers ":
hen teal In most parts OF the wvTd. He had submitted
naay Of these 70 Hr william Hooker, whose
sSpcrtur isses in The mountains Of Asia had
ven great advantages, and who ne considered the
- living authority ~ho declared that single specimen
suoh he had shoSn him sufficient 10 establish the
- s1A. sas oos Um TDcn s came ns, nsa osa sue
oAsbonerous and the slscal we're mpo tAn points
The inv estgson Of geological facts and physical geo
gvAphy They establish no periods Of elevated
md the other OF depressed temperature The period
whish had inter sened between hem know but indir
hn0ly ~ In . very rragnentsry manner.
M Ramsey 10 the delegste from Geological society,
n the place Of Sir r. Murohison and ID fsgorsbly
ns~n ss . popular lecturer on geoogy He has an
snrs was listened 10 with mach Interest by the seoop
- drew from Professor Dana and Dr. sail very
Wr,scr ON geology cnefv in a work when opposes the
vis~s assumed By Sir Charles Lyeli.
y the chronological department the Rev. Mr. AcLvAIsB
psaA . popular and inter eating paper
ARROW HEAD, OR wKiGB INsCRTPrIoNs,
which was, perhaps, too popular Tor many u his more
esde listeners, but that screuut the ep,able
= his general udtors. He took occasion 10 express his
Akh opinion of the eminent services Of Col bnsou,
Who, with little knowlecg 60 Of language btytnd Tie Eng
m Frepob and oil The Dodern Persian dialects,
I'D by great perseverance spcceeded 10 Dpspng
IN the development Of the arrow head characters
ksm his Isolated poon In Asia he remained entirely
tee with The abors those vino prosecute a.
no A.socison adjourned at three tc oin In an excur.
- q HeIep's Island, for which steAmbos, WAS pro
viAsd by the committee.
MoNrRnAL. August II, 1857.
YHYsIcAL STRUCTURE OF THE coNTIsKNf OF AFRICA.
Professor GuIzor read In the Geological secor
ossdsgy interesting paper The Physcal Structure o.
Ne Continent Of Africa In this continent In all the
ssrs swell was observed In thesurfAce Of the ear.h
sAs distance back from the great oceans which washed
- either side This SWELL which rose In some instances
nts elevated mountain peaks creator The western
Aa on the eastern sde and pursued ~ In the case Of
similar chains In Europe and America, nearly north and
ssnIA direction In his respect me ranges Of mountains
n "a these countries presented . marked similarity.
sss OF Southern AHA rose, apparently, In obedience 70
- ame laws but nse I'd Of pursuing north and south
darsoaon stretched far 70 the cast and west Between
hss great ranges Of coast mountains ny tho vs plains
6y by reference any well executed map
e he world The valleys on some portions OF the earth
vs Icpressed and on Others elevated tin Africa there
were no Depressed valleys. All elevated into
pnAoaus table lands, 81 90 siderable elevation OF
Qsaaer or less extent above ne surface me OCEAN 10
ssn>ed marked features where che I, be mot with.
M physical ohAractersscs OF Africa were largely
modAed by The effect OF cimAie-the upper portion
posapg UNDER Tho influence OF . tropical sun, while It's
1sss southern part pcsscssed climate OF very de-
Temperature.
Sc Conformation the esrih's crust when only
uas the iical gcographor but sere OF goat and
rsetoal inisro.t he vas Of the opinion ha the c,nt
bsssd them and that the phenomena OF submersenoe
scsa We result OF local rather tnan general causes
TIE AURORA BoRRALis.
Professor ossr IN the physical section, read paper
Ne electrical po,hsss OF the aurora boress In which
y attempted 70 show hs. these peculiar phenamsns were
bpsment Of this Idea he alluded 70 the observations nhde
- hot ~ho ascrieed them and those Of the zodscAl
- metallic nS 1spo4 s .uppoS he re-
naSked, after all NOT % singulAr and tho remarn
- Of rodss.l nsnt hs, tho mesorc fcrrrucous ma,tor
revolving space, Al the dis ancc nom the earth wnere
Asse lights supposed 70 reside shonld be twAined
by future they would 90 far account for
Ne pherom CT the aurora borezIB. Do IA Rns, Of
0socva had recently Attempted 70 demonsraes tnat me
and that heated air became poiuvey cleo
t1ncd, ~hc cold air was In state OF negative eleciri
Now .no,sa 10 No, sSsss ss. a. Sao,S 20,
Sufficient 70 explain the phenomenon Of he aurora DO
peaih.
opsnhd for oil pnen0msns Of tbs aurora boress BY
electric agency; ana was no. necesxary that ihcte
shouId be a greater accumulation OF electricity 81 The
pslss than Al the equator for the luminous sp
psasanoes visible the northern and sootaHrn ss- He
very veil Knew that the equ,otia region "a, thN N
vhich The ueacu sccumu atoms q electricity took pnce
an vh-re eff ct moei sensiby manifested 0ui
Ne conditions The equator ana al tho poes were en-
urey aidsrent Al the equator the air was sirm snd
hwhiy charged with moisture, that great oinaser Of eiec
wtcty Accommodations were speedily ON SCI, Nnile A.
NE poles the air vas dry, and ne sres. rece.'a.e
feos an nsulalor gas. ~m no, remark
sbss that the electricity sccSmasied In these high
h&tudes should escape In small particles prcsen;
ing The lumlnous Succession Observed N ihe
borcAis These scs we're sanceni 70 aocoanl
sor the presence Of hi. luminous appearance and M S
for exendinT Inquiries ~ Tar INTO tp,oe Tor
. bioh lay near our own door.
A sesteman ~ho va. connected rith the Geographic
M Meeting with Montreal stated hat some fee year,
gBce The wires became hishly cnArgoi With el-octv
Mai II found necessary 10 dsconnec hem ron we
batcyics and hat IL this faou they continued ore
With them during Ire day, win visible supols OF
aeosrio magnetic nuid In the evening the heaven.
prssented beautiful cispay of hgnts This ~
parent oonnscion of elccioal huid with The appearance
Of be<e lights seems 10 70 very far N scsAn ha theory
6 Professor Hare asd Other che mist and 10 Prove thai
q Professor Olmstead and other AUTHORIZATIONS
INCLUSION TO TT. BxLKre.
me excursion 70 y. Heeos Isle In the hAroor o Mon.
zea notwithstanding the entire absence u refreshments
eroept such purchased A the usual rses-rroved
very pleasant Affair. The day suspicious, end the
slandwhch appears 70 be chiefly composed CT he trap