Orange County observer. [volume] (Hillsborough, N.C.) 1880-1918, 1888-05-26
SCIENTIFIC AND INDUSTRIAL

Curiously enough, Henderson,, the in.
vcntor Of the new steel process. claims
that the worse the pig iron submits 10 II
the better the resultan, metal
Patent leather is leather COY cred with
several coats Of linseed oil and nmher,
mixed with little lampblack, and then
vanished and DIR cd IN ovens
So prompt is the effect OF the electric
current used in cleaning sewers that in
twenty minutes volume Of opaque
sewage becomes perfectly transparent.
except Al the TOP. where the organic
matter collects IN semi solid form
Edwin Z Hilton. Paterson \ j
machinist. has completed silk loom
which occupies less space than type
writer. ard Weaves silk nandkerchiefs Of
pretty pattern. four inches square 4
child can operate IT silk manufacturers
Of Paterson say il is the smallest wotk
ing loom ever made
1t is found that nearly every Kind oD
glass, especially that containing man
ganese. is liable 10 change IF color by
the action of sunlight but the glass can
be restored to It's original color hy heat.
Stained glass in windows that has
changed tint through solar action can
thus be restored bS heat.
Paper window shutter formed of two
thick paper boards. stamped and mold
ed into panels, and glazed together with
glue an potash, and then rolled through
heavy rollers. After being covered with
a waterproof coating, and then one that
Is flrerroof. they are painted, vanished
and hung in the usual way
After the age Of twenty the eNpecta
ton Of life among American women
slightly exceeds that Of English women
up 10 the age of forty seven After the
age Of thirty five the expectation of life
| Of English women is better than that Of
the Englishmen, but in America women
have 60 lower expectation rate than
men.
Experience Mt the Winter Palace Of
the Car at st Petersburg, indicates
that the electric light Injuries the exotic
| plants used for the decoration Of the
rooms, by causing the leaves 10 turn vel
! low, dry up and fall oil. The expert
mcnts of Dr SIemens led HIM TO diff
forcnt conclusion, but his greenhouse
was heated hy the waste steam from the
engine driving his dynamo. and thls
perhaps was of beneficial effect sufficient
TO counteract the mischief done by the
light.
OF the worlds rcfractng telescope.
nine have apertures exceeding twenty
inches, viz Lick Observatory, Cali
fornia thirty six inches Pulkova, Russia.
thirty inches; Yale College, twenty
eight; Llttrow, Vienna, twenty seven
! University of Virginia, twenty six
Washington Naval observatory, twenty
six; Gatcshead. England, twenty five
Princeton, n. j., twcntvt three, and
Buckingham, London, England twenty
one Six Of these instruments are the
work Of the American firm Of Alvan
Clark & SONS
The duk dnk ceremony Of the New
Britain group is a singular one. The
duk duk is>supposed 70 be a spiTit ~ko
comes from the sea At daybreak # the
day on With the new moon appears
The men who personatc the dGk duk
wear a tunic reaching 10 the knee, and
a concaI hat some six feet high, pated
with a Crotcsquc face. They initiate the
Young men with blows If cane ami club,
and feed at their expense for about two
weeks The same custom exists N Ne"
Guinea II is believed that tho whole
performance is power held ofer the
Young men Of the tribe bY the Cd ones
The people Of New ireland openly eat
prisoners slain in battle