The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1865-08-27
scientific Intelligence.

There is a. present in the possession Of Mr. Alexander
Mitchell, brdstuiier, Leth Walk, Edinburg Dorkng
chicken with four legs, four wings and double neck
The little alive whom hatched but was acct
dentaly killed soon afterwards
Mr.. Richard Beard, Jr OF the Panona Works. Clap.
ham, and Mr. Walter Downing of Lachmere, Battersea,
London obtained letters patent for invention
for improvements the manufacture OF artificial leather
and in cooring dyeing finishing the same which lat
ter improvements also applicable TO the colorog or
| dyeing of the ordinary leather cloth.
Tho Ordnance Select Commhee have reported in favor
OF the French gun the most accurate aimee their al
terations of its projectes and that some Of the new
ordnance be red with gaining twist upon their
recommendations they have settled tho depth
and number of grooves This new gun will DO is.
sued to the navy WITH all despatch and is TO be called
the ''Woolwich gun"
Captain James whitley, Of Angesea View. Kings,o~u
proposes for the prevention of accidents in blastuy
that the sand fine used in ampng should be put
in lightIy instead of tight usual the fuse being at
last passed through wooden plug, with which the hole
ia closed The suggestion 10 admirable for qusrries or
places In which the hole ia vertical nearly go but fire.
qaently doss not act we'll in horizontal hole.
Another process Of engraving is thus described -
A hyer of aney puverized chzk Is compressed and
smoothed by hydraulic power metal plate. The
artis0 draws this with ink which makes the lines
hard soft brush piece Of velvet rubbed overhe
plate leaves the inky portion relief The whole plate
is then saturated with chemical solution, which turns
the CHALK into stone somewhat aogous seems, 10
Cansome's principle From this Impressions may be
taken Jereotypos eectrotypes obtained Tho costs
of these sraphotypes is said DO something like one
tenth the cost of wood blocks
Mr. John Pounsy of Dorchester England, the inventor
OF Photographic carbon printing who has already re-
ceived the medals Of tho French and Scottish photo
graphic societies. hos just boon awarded tho modal at the
International Photographic Exhibition at Berlin for his
photographs in printers ink Mr. Pouncy gave de-
monstration few weeks since before the Professor Of
Photography, the Demonstration Of Chemistry and
lect party OF sauams all Of whom expressed their
qualified praise and appreciation of Mr. Pouncy's method
which Sir David Brewster before numerous audience
in Edinburg at meeting Of the Photographic Society of
Scotland designated Of the most interesting and im
portant ever submitted to the institution.
patent has recently boen taken out in England for
conriyance by which damp insects ard vosmin arc Of
fectually shut out OF buildings old In erecting
house building according to this invention sheet Of
glass; either plate glass Of any suitable size is fixed
by cement mortar against the interior Of the walls
running the entire lengh Of tho building IEfact every
apartment has glass wall which be ornamanted
papered may be required. In the Gaze Of q house
already built the glass bent and inserted at the top Of
the ROOM meeting the glass which is inserted from the
room above and overlapping each other BY this means
there is possible entry escapemept either into tho
apartment or from the apartment
Anumber ofscientic gentlemen have besn wttne ssing
experimeutsat Mr. Vikings premises, Kings cross Lon
don With fire exngukher, thopatent Of Dr. Cartier
and Mr. vignon. huge Are was lighted three times,
each powerful than its predecessor and a man
with Of the machines is said completely mastered
the connagration in few seconds Tts machine is
portable costs from GA 10 e. Is always charged
may DO siung upon PERSONS shoulders; and can DO
used by child The charge simply consists OF large
sedlitz compound and the vessel being alright and
capable Of bearing pressure OF $50 lbs TO the inch the
liquid containing tho gas be proeceAto consider
able distance. Tho experiments were deemed salts
factory
Mr. MITCHELL @. e., Inverness Scotland, has beon on
gagged 10 series of experiments for constructing the
surface OF and roads subjected TO heavy trac
and Is about 10 lay down specimen OF an invention OF
his in London Mr. Mitchell formerly had the charge OF
tho Parliamentary roads and bridges in the northern
counties Of Scotland and has had many years expc
rience and practical knowledge Of this subject The
wreched which the streets and horoughfares OF
London are reduced in wet day by mud and sush sug
gesed the possibility OF adopting smnteria which, while
IL should impervous heat wei, would retain suf
acent resistance for the traffic brought upon it, Mr.
MITCHELL therefore, contemplated constructing solid
rockke Of composition Of broken stones, Roman
and Portland cemont and sand forming complete road
for traffic in twenty -four honrs and not liable IL n
alleged to any dsagrceable change from wet although
always retaining enough Of dust 10 prevent slipping
either while dry. Mr. Mitchell has secured, the
| fight TO his invention by patent
Respecting the Asharton poisoning case. In England
| Mr. william Oglc M D. makes public some fscts re-
speotng vegetable po,soDa He says:That thsChsker
family poisoned by bcadonna is beyond Ill doubt
I'm
certainty But sn necessary suppose that u put
there by any human beingS Both prosecution and de-
fence soon TO- have takcn this for granted Neither
saem 10 have known that though belalonna Is viru
lent poison To- most animals yet that rabbits oat IL and
poisonous plants Of the family with perfect
| IMMUNITY. u is now forty years since this
| fact was demonstrated experimcltally by NJ Rnnge.
| of Berlin rabbit fed for no loss than
| eight days oxclusiyely the leaves OF beiladonas
byoscyamus and daturasll poisonous plants or the
order snianaccn and at end Of tho time the animal
was as healthy mt tho beginning There not even
the slightest dilaton OF the pupil, which in other
animals results from very small quantity Of this plant.
Had that rabbit been made pie those who ate Of Il
would doubtless have shown symptoms of poisoning FOR
NJ Runge found that the poisonous principles bad not
capped without absorption, but had been taken up into
| the animals body. Now the bcadonna grows in jus
such places rabbits love TO hauntn shady hooks aud
deserted II may be found "a blossom there in th;
month Of Joy--the very monsh. that IS in which tn
disaster took place wha. moro likely than u Al Ia
rabbit which furnished Chat unhappy dinner. had Il,
abundantly this Pant and that its aesh vas improg
mated with the p,isonous prineple'
The steam artesiau wellboring chino. belonging
Mossrs nn.laa d platt of NJ 4nchoster, has bee.
wor ror some weeks At c.sriia brewery, In Wales
order to procure water ror cooling, 60 Day after da
passed away without any sigma q water the huge m,
chino bringing Up Of solid rock After boring to th
depth Of two hundred and ninety foet apparently
exhaustblc supply Of wator Of excellent quality wi
j 40. Steam pumps arrived from Manchester, and on
hundred and sixty thousand gallons were brought up
!. twelve hours The machines mode Of operation Is by
circular row Of chisols, with IN inncr row. standing
an oblqns direction aud then falling on mass Of s,or