Wheeling times and advertiser. [volume] (Wheeling, Va. [W. Va.]) 1839-1849, 1841-10-07

| OAiUERRE'S ID DRAMATIC exhibitor
u"yv open every evening at the Assembly ROOM.
~ curi"l- and very beautiful. is thus apprOpri-
aiely de.cribed IN Albany paper
Last saturday evening we visited these magn;f-
cent paintings, and never did we enjoy ourselves
more for one short hour. than tina. OCCASION
Though the heat WAS almost insupporiable wo for
got u n the contemplation ..G the beatty and grand
eur OF those wonderful Specimens of irulnpl,ant ge-
mus We shall endeayOr TO describe the appear
a'oe OF the paintings. through Their changes caus,
| "y m'dihcati ton Oi light, as best can. IN the
nope u'at lh'se of our czeus Who have not attend
ca ue exhibition may avail themselves oT the earl
est opportunity Of visiting them
1 r'eh view Is painted on canvass twenlyl feet
Siuarc and hss parts OF them in oil color. are alone
visible oy daylight, % rather that light used u, rem
resent day light. BY the OF wax candle GA. anil
OIL all the variations of light, from midday 10 mil
night produced. and operate upon c,n,ass .a
rs Ia bring % veIv at times figures which, At others
are invisible Besides those figures brought to view
during moonlight. painted on The canvass by a
chemical process, and the operation of the gas light
alone makes them visible. For example, the tint
painting, the Church at Paris appears in daylight
To contain no living spul but one; and from tho cen.
tire OF the altar we see rows OF chIirs-emyty. Az
ter admIrng the beauty OF the picture aud the va
rious ornaments OF the church. We perceive the light
gradually recedes conveying the idea Of afternoon
evening aud midnight, at which last mentioned
time the mOOnriScs and throws its rays through tho
windows on one SIDE Of the ch arch. prOlnc lg ara
effect beautiful ia the extreme. Now the solemn
organ pours Eprth it, dulcel notes and the altar il
lighted 10y numberless candles; and as the light
increases. and IL thrown towards the opposite end
of the church. behold every chair. before empty. IL
filled with worshippers, as well the pavement
around them. The splendid appearance. taken ia
cunneNiOn with the organs majestic mUvements
produces i'm the mind Of the SeLolder sensations of
wonderland delight not easily expressed. The same
l. n IL. a 4 ~
ley of GOldcau.
These pictures were painted by Nj Dagucrre four
years before he invented the Daguerreotypc aud to
accomplish IL required him To combine the talents
Of a painter, chemist and an optcian. Our ciI
Zens should not misunderstood Ihs exhibition and
stay away because they have seen better paintings
Perhlps they have. But hore is n combination OF
Of talent, and Of different branches Of science on
one canvass. which the painters may try IN
initiate.
ON THE MANUFACTURE or SULPHURIC
ACID This important article Is principally used in
England for decomposing Chloride Of SODIUM ia tho
manufacture OF -nda ash There il maui factured
for this purpose alone $4,000 tons per annum Tha
acid formerly To he procured 10y the dlstillaioa of
SulPhaie Of Iron, the Corrosive liquid which flowed
over having an oily cunsislence gave a. the name OF
'Oil OF Niiriol. THIS process has heen abandoned
n England Tor many years owing 10 the facility ot
obtaining sulphur AT a low price
Inc leadeu chambers used IA the manufacture Of
tins article are very capaciuus. They supported
10y stone or brick pillars. The largest one IN Eu
rope Is at the Chemical Works OF Mr. Musprail near
| Liverpool. lis dimensuns are 800 feet ia length
| u feet IN height, and 30 feet ia BREADTH
The ovens, for consuming the sulphur, are gene
rally at the end OF the chambers Ia the centre OF
these ovens are iron iripOns, supporting cast iron
BASIN, charged with Nitrate OF Potash aud its decom.
PSmg proportion Of sIOug sulphuric acid The
heat from the burning Sui Jhur decumposes the Nj
Ire. The Peroxide of Nitrogen (nitrugen l. aud OK
ygen ~ and sulphure acd are cuud ucIed into the
chamber 10y an iron pipe at the oriiice Of which arc
( Jets OF steam As soon these gases come in con.
tact with the waIery vapnr a reaction lakes place
AMI crysloliEe compounds formed of the follow
ing composition;
sulphuric acid Oxygen 3. sulphur ~
nitrous acid, Oxygen g. aud nitrogen }
, > water.
CHE peroxide Of nitrogen impaired during the
reaction ohe atom Of oxygen To the sulphurc acid
.his compound is soon destroyed with more steam
-4.nAlric acid - liberated a liquid and niIrnu,
sfs ,eHz nse. i.i-. becomes peroxide Of nitrogen.
's-iI tanning oxygen from the air, This beauli-
DO. .''frc. ne ot Tie oAygenUus principle gpes OF
''. ..- .. 90. % iIc air Is exhausted. The specific
grew. .'' '.. .a. blamed Is about / IS The aE
".'g 'i ''.. ... i.S waller IS great found by ex
pJaIHs s'iG. .. a.ncer 10 the aiIa.s pLer. nor d
nous u IutIHr. more than One-th;rd fs vve,pbi
! CAHENDISH