The daily union. [volume] (Washington [D.C.]) 1845-1857, 1857-04-07

option, seat fueugth couch. The arrangement Of
the seats is somewhat similar to those in USE
that two seats placed in compartments each side
the present aisle and having couch suspended from the
roof side of the car folded OF the way or brought
down when wanted for
The ELASTIC PADDLEA proposed improvement in steam
vessels consists in the substitution OF steel paddles for the
wooden buckets ordinarily used in the wheels of
vessels for the purpose of avoiding the persuasive shock
produced by the paddle entering the water. They
easily be attached TO the wheels of vessels in
PORTABLE EsGISEs-Tbe perfection of this kind of
chine as at present constructed consists in placing the cyl
nder of the engine within chamber separated from
the body Of the boiler that the be shut off
from the chamber and the cylinder be reached for ad-
sment or repair OF its parts without the fire being with
drawn or the steam blown off, while the loss of power Incl
dent the cylinder being exposed the atmosphere
cool 1t and condense the steam within ii avoided and the
engine compressed into unusually compact form.
The cylinder is entirely enclosed in steam chamber and
heated by the that surrounds il to the temperature
the steam that is used within iii that of the power
wasted by the rareaction of the steam is in ordinary
engines with the cylinder exposed to the lower empera-
tue of the atmosphere and the double purpose effected
Of making the engine compact and portable and Of
producing increased amount of power with the same
sized boiler and cylinder, the Of power
with smaller boiler and cylinder
ELscraIo APPARATUs--Mr. Whiehouse some time since
demonstrated to the British Association Of Science that the
effect of weak electric currentsay after it had traversed
hundred miles of wire ordinary magnetic needle
altogether unapprecable and the effect strong
short intermtted periods caused the needle
to vbrate to render the observing of the nni'A -
noss;ha hnt h .--.ug very feeble current in such
way excite powerful coil aud produce electro
magnet by soft pieces of iron in the of the coils be
showed that by strongy-framed and accuratey-con-
sructed steeyard he able actually to weigh the fee
bles currents and to compare them with the most
powerful transmitted through short distances The
apparatus worked admirably.
TWISTED ouN-BARaELs According to the common method
forming these barrels strip metal is wound spray
around cenrethe edges of the strip forming butt
scarf joints which found in practice to be faulty An
improved plan consists forming barrels and pipes of
vahaped strips of metal which wound spraly round
base Of the in strip being placed the
centre while the apex narrow part OF the upper Vshape
piece placed downwards nearest the centre where
the spaces between the first strip will be filled up and after
being rolled and welded in the usual manner otherwise
finished will form perfectly tight and solid barrel or
pipe
gist of Illinois has in press valuable report of the
suits of his survey TO be comprised in volume of thou
sand pages.
About year since Col j. D. Green, then in Europe re-
ceived large order from the British government for his
ynvented breechoading rifles and the Massachusetts,
Arms company, rails, nlleQ the contract
snce them these rifles have been further improved by add
ing Maynards lock and primer and of this article two
thousand being manufactured another order
from England @ ..... 49,.
Queen Victoria has commanded that medal be granted
all persons of every rank and class who have been
yed in tho several expeditions to the Arctic regions,
whether of discovery research between the years 1918
aud 1855, both inclusive.
donation of thirteen thousand dollars has just been
made the Iowa College by Mr. Charles Hendrix for
tabshng and endowng school on the basis Of the
Lawrence Scientific School of Harvard University.
Sir Humphrey Davy said that the greatest discovery he
had made when he discovered Michael Farraday
who became his at the Royal Institution and the
frat chemical philosopher on the globe.
Whitlay, the welknown artist has, since his return
from Earop- been employed two large pcturesviews
of the castles of Warwick and Conway The former is the
MODEST snd most perfect specimen of eud architecture in
Great Britain the latter ne sample Of the desolaton
which has the tronghods of the frat invader
Edward.
AT an auction sale of articles of retu which recently
took place in Paris diminutive coffee cup, of old and
rare China porcelain sold Cor $780, and violin of
Amati at So 800.
The artists Of the church OF the diocese Of
Paris recently celebrated the seventh anniversary of their
foundation by grand religious and musical ceremony at
the Madeleine church. ..-
Mr.. Palmer, the American SCULPTOR has had an order
from London for duplicate of his "Indian Girl" the
masterpiece Of his genius owned by Senator Fish, of
New York.
The recently deceased Prussan artist Cae has not only
bequeathed all his fortune amounting to El8000,
for asylum for distressed German artists at Rome but
has left his pictures engsvngs and sketches which
estimated to be worth about $780, to the German Asiatc
Society of the city. Such remembrance on the part
OF wealthy artist toward his brethren most honorable
to humanity and to the profession
DUTIES orPicIALsWe find in the papers the follow