The Opelousas courier., 1892-08-27
SCIENTIFIC AND INDUSTRIAL,
Canes are now made of paper pulp.

Canes are now made of paper pulp.
Red hot irons touched to the flesh, a
Berlin physician argues, will cure hys-
terra.
a newly patented device makes the
load of a car vary the ~leveragsAof the
brakes.
An atlas Of the sky is now under way.
It is a ~stupendous undertaking and will
require years to complete.
Professor Smith, of Rochester, N. Y,
thinks that the latest arrived comet has
been 5000, 900 years in getting here.
Boiler scale is used as a material for
cement floors in the Santa Fe shops at
Topeka, Kan. With good ramming and
pudding it makes a good floor.
According to the Hatch Experimental
Station of Massachusetts, electricity ap-
piled to the roots of plants gives more
satisfactory results than when applied
above.
The latest kind of lock for nuts on
railroads, machinery or other places is
formed of IN elastic non-metallic wash
er, to be placed on the threaded end of
the bolt.
It is confidently expected that long
distance telephones will be in working
order between the Columbian Exhibit
ton grounds, Chicago, and New, York
and Boston.
Mr.. Kite, in his system of ventilation,
employs a jet of water at servics pres
sure issuing from an oriEce in the form
of a Greek cross, for inducing the air
current. These jets may be upward,
downward or horizontal.
The necessary equipment for six miles
OF electric tramway is now on its way
from this country to Siam. Six genera
tors, two complete steam plants, twenty
car equipments and extra parts to last
for six months make up the order. The
road is to be installed in Bangkok, and
will be the first electric tramway in
Siam.
Electricity has now been applied to
stone carving-the blow being struck by
means of C~arstarphen's electrical recip-
rocating tool, With tbis machine the
stonecutter or the sculptor can devote
his entire attention to the lines his iu-
strument is to follow, while doing the
work more rapidly than by his own mus.
cular power.
A magnificent specimen of the hama
dryad, or ~king-cobra, twelve and q half
feet long, has been shot in a tree a few
miles from Castle Rock, India. On the
Southern Mahratta Railway, and the skin
has been sent to the Bombay Natural
History Society. The existence of this
formidable Burma snake in India has not
been known very long.
A Kansas City paper says that there is
a boulder in the Ozarks which will at.
tract a jack-knife dropped nine feet
away, and that along the line of the fifth
principal meridian, in the counties of
Carter, Reynolds, Iron and Washington,
the lines of east and west surveys are de-
iected from the true course several de-
grees, the needle being ahected BY de-
posts of loadstone.
A new case of mimicry, observed by
Siard, is reported. One is a saw-fy
and the other is a fly. When both in
sects are qriet, they resemble each other
perfectly in color and patterns, and as
the saw-fy is protected oy its unpleasant
smell from the beaks of birds, it is prob
able that the fly is mistaken for it by
birds on account of the bad taste of the
insect it resembles.
The largest machine now in use fod
saving stone can deal with blocks thres
feet one inch high by eight feet three
inches long and six feet six inches wide.
The saw of this machine is seven feet
three inches in diameter and is a steel
plate mounted on a screw spindle, along
which it can be shifted by means of
large nuts so as to vary its position for a
cut in any desired place. The rim of
the saw is studied with diamond.
Ed A. Babcock, of North Stonington,
Conn, while crossing his rocky farm met
an odd and brilliant-looking snake of a
species that was supposed to be extinct
in Connecticut, and after a lively chase
captured it. It is a little fellow not half
grown and is black, except that q broad
golden bald encircles its neck. 1t De-
longs to the golden-band racer species,
which grows to be ten or ffteea feet
long and are swift aud ferocious.