Essex County herald. [volume] (Guildhall, Vt.) 1873-1964, 1892-10-14

SCIENTIFIC AND INDUSTRIAL.

he will be when on the far side of the
sun.
The average duration OF life In the
cold climate Of Norway is said to be
greater than in any other land.
The number of stars visible to average
eyesipht on an ordinary night does not
much exceed 1000 for both hemi-
spheres.
After considerable study Connecticut
scientist calculates that there are 43,
$4,000 mosquito larve to an acre OF
swamp land.
An astronomer has figured it out that
it would take cannon ball 5000, OOO
year,, moving at its ordinary rate OF
speed, to reach Alpha Centauri, the
nearest fixed star.
DR.. Koch has expressed himself
strongly against excessive watering OF
the streets during a cholera epidemic,
on the ground that the bacili thrive un-
der the influence OF moisture.
Corrosive sublimate, in the strength
OF sixty.four grains to the gallon oil
water, Is found by the Health Depart
ment of New York City to be the most
effective of the germ destroying agents.
The new sub treasury building at San
Francisco, Cal, has an electric burglar
alarm installed between the rows OF
bricks so that any interference with
either the bricks or cement will cause an
alarm to sound.
A fender for electric cars is made OF
sheet iron attached directly to the
trucks, the lower plates coming within
an inch of the rails, springs OF great
stiffness enabling the fender to throw
aside any object before it.
The difficulty of making an indelible
marking on ivory push buttons has BEEN,
it is said, overcome by London con-
cern. The process employed is called
endolithic printing, and the markings
are claimed to be indeibe in any
climate.
The Swedish Government has adopted
new smokeless powder, which Il
said to have the following advantag .
1t is easy OF manufacture, produces NJ
flames and does not heat the rifle. |
gives the ball an initial velocity OF Zl0'
feet, with a pressure of 226O atmos
pheres.
Jacques Inandi, the French lightnint
calculator, says that it is sound whicl
guides his mind in its process, and no
the memory of or imagination hoV
: 6pures look. He was born with gil
5 for figures; long before he could read o
write he solved the most intricate
, arithmetical problems
, The bones Of the head OF some iarg
prehistoric animal were taken out OF tn
ground at Ruby Creek, Washington, th
other week, at a depth of 250 feet. TT
great mastodon, Judging from the dept
at whicn the bones were found, mu
=, have lived in an early period and is
present extinct. The shape OF the hea
II resembles that OF COW, only 1t is muc
Z larger.
o The three single eyes OF bees hay
IS been a puzzle as to their use. MIR. Grin
h shaw, of England, starts the theory tn
+, they are not eyes at all, but buIl's'e!
- lanterns that emit very feeble light
Is guide the bees in their work at nigh
3 Such production OF light is quite COZ
X mon among insects, and the source OF
theory gives it some title OF respect,
; Mr.. Grimshaw is an able observer.
, Mr.. Romanes is experimenting
II breeding rats and rabbits, with reterer
at TO heredity. Those now bred are the
Iy suits OF experiments Intended to d'
\ prove what Mr.. Romanes believes TO
. certain errors made by some writers
" heredity. In the particular cases expe
u mented on by him the progeny ha
p certainly taken either wholly after
I'd father or wholly after the mother.
, Romanes does show certain cases
- commingling, or rather reversion' Wn'
ie are highly suggestive.