The true northerner. [volume] (Paw Paw, Mich.) 1855-1920, 1873-06-06
Scientific Memoranda.

Scientific Memoranda.
THERE are in active existence at the
present time thirty-one geographical So
cieties.
THE Italian Chambers have approved
project for laying down submarine
cable between Brindisi and Egypt.
AN inch of rain on an acre of ground
is equivalent to twenty-three thousand
six hundred and twenty-five gallons.
THE oldest hewn timber in the world
is that found in the ancient temples of
Egypt, which is known to be at least
four thousand years old.
LATE experiments in the vineyards at
Suresnes, France, prove that vines may
be protected from frost by the presence
of artificial clouds, produced by the
burning in open vessels of some heavy
oils.
A LATE writer accounts for the digest
Utility of raw oysters in the fact that the
oysters contain their own gastric Juice,
and so on entering the stomach, are
ready to aid toward digesting them
selves.
The revenue from the Suez canal, in
February, was seventy-three thousand
six hundred and forty pounds sterling,
one hundred and three vessels having
passed through the canal during that
month.
AS THE result of q series of expert
ments with trout, DIR. Black, of London,
has discovered that an excess of car
bonic acid in the air may be the imme-
date cause of sudden death in heart
disease.
The agents of two Belgian starch-mak-
ers have recently been prosecuted before
the Paris Police Court for selling rice
starch adulterated in proportions of
from ten to twenty-four per cent. with
potato-hour and plaster of Paris.
HERNIA, the great dermatologist OF
Vienna, is of the opinion that the lep-
rosy of the Bible was scabies (itch),
and that Naaman's cure, by washing in
the Jordan, was due to the amount of
sulphur contained in the water of that
river.
THE great hammer Mt Krupp's works,
at Essen, weighs one thousand pounds,
and falls distance of ten feet. Could
all the heat generated by the fall of this
hammer be utilized it would be stuff
cient to raise seventy-eight pounds of
water from the freezing to the boiling
point.
NJ. BoILLoT, as the result of certain
experiments with ozone, has discovered
that liter of pure oxygen yields only
seven milligrammes of ozone, while the
same quantity of air gives thirty-seven
milligrammes hence it would appear
that oxygen, as combined in the air, is in
condition more favorable to being con-
verted into ozone.
THE Breant prize for 1872 has been
awarded by the Paris Academy of
Sciences to M. Chanbeau for his re-
searches upon wires and virulent mala-
dies. In the course of his Investigations.
M. Chanbeau discovered that virus
diluted with fifty times its own weight of
water, was as decided in action as when
concentrated-a fact which should add
to the quantity and decrease the price
of vaccine.
CHINESE WARFARE. - The Paris
Temps, in its Chinese correspondence,
reports horrible fact which marked the
surrender to the Imperial troops of
city occupied by the rebels. Sin-Cheff.
which had long been in the hands of the
insurgents, has fallen into the power of
the army. If but little blood was shed
during the siege, after the capitulation
all the defenders, to the number of 600.
were beheaded, although they had sur
rendered voluntarily. An English adj
venturer in the service of she Chinese
army, and at the same time correspon
dent for the Shanghae Courier. was
present at the execution. All the vic
Tins died courageously, exclaiming to
their butchers that their death would be
avenged by their children. Some of
them were unwilling to wait for that
period, and threw themselves upon the
soldiers, of whom they succeeded in
killing four, and wounding several with
poinards they had concealed in their
sleeves.
The seat in the astronomical section
OF the French Academy, made vacant by
the death of M. Delaunay, has been