The Bossier banner., 1892-04-14
SCIENCE AND INDUSTRY.

"A new element, named 'damaria,'
is said to have been discovered in the
crater of an extinct volcano in Damar-
land 1t is reported to have an atomic
weight of only 65, or half that OF ny
drogen; and, therefore. it is the lightest
known substance.
Cattle raising in Columbia, Central
America, is an almost universal IN
dustry, but it lacks the proper and per-
feet utilization of til products, the |
hides and horns beir !, exported The
hungry people of Europe could consume
proftably the meat, if properly canned.
The wages of shop girls in London
begin at from S35 to $40 "a year IN the
poorest kinds of stores. The girls be-
gin work at the average age of II years
In the high-priced shops on Bond and
Regent streets handsome girl with
fine figure commands from $3.50 to S4OO
| year, while a governess usually re-
| ceives less than half that sum.
| "A curious instance of one poison
killing another is reported from
Yackandandah, Victoria where strych-
| nine cured snake-bite. solu-
|
24O parts of water, mixed with little
| glycerine, was prepared and twenty
minims injected hypodermically at in
tervals of ten or twenty minutes with
good results.
-Shad are of different families,
which come from the ocean to the
rivers along the Atlantic coast to
spawn. The shad of Florida are not
the same as those of the Hudson or the
Connecticut or the Susquehanna. The
same fish come each year to the partic-
ular river where they were born, and
in their appearance are slightly differ
ent Each river is the home OF sepa'
rate colony.
The asteroids that lie between the
orbits of Mars and Jupiter have be
come so difficult to keep track of, since
they have been discovered at the rate
of about twenty year, that astrono
mers have recently decided to reJec
them, excepting the nearest and th'
most distant The latter are importan
in observations of Jupiter, while th'
nearest ones are useful in the more &C
curate calculations of the earth's dis
! tance from the sun.
Even the hairs of your head ar
numbered" says the good book. an
Z science is trying to prove it. hotc
u graphing human hair is the latest US
for the camera 1t is claimed that hu
. man hairs have a marked individuality
and that with microscope and Gamer
d a photograph was gained which led
| ~ Il a N
The individuality of the hairs alon
II brought about his conviction.
Forest vegetation is much richer
{ North America than in Europe, an
~ comprises 412 species, of which 176 al
native to the Atlantic region, 1O6 to tt
"a Pacific, 10 are common to both, 46 to tt
"a Rocky Mountain region, and "A are tro
p ical species near the coasts of Florid
y. as against 15S species in Europe. 5
u North American species of forest tire
Us the Judas tree, persimmon, hackb
n nv, plane tree, hop horn bean and ches
W. nut-are also indigenous in Europe,
lo now growing there naturally south
the Alps.
ne From the testimony before t
nd committee appointed by the Engli
n parliament to inquire whether railw
er employees were required to work t
many hours, it appears that the
he stances of long hours of labor are
S. merous. On the London and Mort
western railway the condition has
ed proved. slightly in two years Some
lily the unions ask for ten hours work, a
at some block signal men on crowded liz
ne deem eight hours enough Some engl
i'm drivers would rather work fifteen hou
md and have their runs arranged so Il
M. they might be at home with their fal
lies, than stop at twelve hours, althou
furnished with lodgings A few w
willing to work any number of hour
.,r paid for overtime.