The Columbia herald. [volume] (Columbia, Tenn.) 18??-1935, 1891-08-14
SCIENCE AND INDUSTRY.

"A petroleum engine has been intro
duced in lighthouse in Scotland for
working the siren of the fog signal ap-
paratus recently installed.
Tho latest carrier-pigeon expert
ments in Europe show that the normal
velocity of the bird is about 1910 yards |
q minute With fresh wind in the |
direction of the fight almost 1900 yards |
has boon made.
Very few people know that Georgia
produces olive oil. A planter in st.
Simon's Island has a grove of 100 trees
nearly in full bearing, from which he
has made about two hundred gallons Of
oil, besides she fruit picking.
The heat produced from the light OF
a freely is only one per cent OF an
equal amount of candle light The
bugs light Is produced by chemical
action as it was increased by putting
the fly in oxygen and diminished in an
atmosphere of nitrogen
There is now more beet than cane
sugar consumed. In 1881 the total OF
tho worlds production Of cane sugar
was 2,OO6, 900 tons, and Of beet sugar
/. ia. GOO tons. In 1890 the total of cane
was 2, 246, 900 tons, and Of beets $500. 600
tons.
-Texas is wonderfully prosperous
From all sections come reports of In
crease of capital and arrival of we'll to-
do immigrants. The moneys invested
for the school fund and the lands held
by tho State for the Same are estimated
at 500, OO0. 900.
The salt works at Saltair, Utah, cover
900 acres. Tho vats are fifteen feet
/ Of Tho 1alxn and
/ filed by means of a huge rope driven at
a high speed. which lifts tho brine in a
steady stream at the the rate of $4,000
| gallons minute.
Those who believe that horses will
presently disappear, not only from
street-car lines but also from tho street
itself and from the country road, Will be
encouraged by the announcement that
carriages to be run by gasoline are soon
to appear in London. and that French
inventor has made a successful trip in
a now steam carriage from Paris to
Lyons.
-Creosote has been successfully APP
piled as O. remedy for the potato disease
in Scotland. Every eye OF the seed po'
tato Is touched with creosote by means
of a small cancels hair brush. The prod
uct of potatoes so treated is almost
totally FREQ from disease. Where the
creosote is not applied to all tho eyes OF
the seedling the result is partial disease
If too much is used the seed will moi
germinata
From tables made by the use o.
synoptic charts, eliminating local dis
turbances, Dr. G.. Meyer believes he ha'
ACCOMPLISHED what other investigators
have sought to do without success
shown an influence of the moon on The
weather. Tho height of the barometer
in the months of September to January
is lowered at the time of full moon ap(
raised during the first quarter. NJ
effect can be traced for other months.
Prof. Carl Lumholtz, the noted Nor
wegian explorer, has completed, undo
the auspices of the American Geo
graphical Society of New York, tn
organization of large expedition t
Now Mexico and Arizona, 1t contain
scientists, archmologists botanists, an
biologists, and Professor Libbey, geoG
rapher and mathematician of Princeto
University, will be in the company
No more interesting field can be foun
. in tho world for tho studies of tn
archmologist and antiquarian than Me-
Mexico and Arizona Louisville Coul
ier-JOurnal.
1T is probable that in tho near futur
= tho electric light will DO used in tn
q stereopticon to project lantern slide
on tho screen DR.. L. II. Landy, of G.
Iumbia College, has devised and use
8 most successfully an electric lamp. tn
It advantage of tho arc light for project1o
:, lies in it's intensity, wilderness and para
:. lei rays, as well as its small cost pr
candle powcr Tho intensity of tt
light, when the carbons are arrange
for projection Is from 1,200 to LIST
IS candle power These lanterns can all
r be used with much better effect in II
large public lantern slide exhibition
k than the usual magnesium or 9th
similar lights