Richmond dispatch. [volume] (Richmond, Va.) 1884-1903, 1890-04-06
Scientinc Notes.

An immense hume four and half miles
long il 10 be built at Spokane. The pipe IS
10 l,e made OF steel and will be twenty-five
inches in diameter.
French wine-growers have a superst-
tious appreciation OF comets. and expect
GOOD crops because four comets Will DC
seen during the summer.
Professor Otto Strive has resigned the
dictatorship Of the Pulkowa Observatory
which he has held during the last twenty
FIVE years having succeeded his father, W.
Struve, IN 1864.
II is proposed 10 reduce cows milk 70 a
dry powder, rs being better f0r transpoT.i,a-
ton and superior TO condensed milk. Inc
idea originated IN Switzerland.
French engineers propose ascending tho
Jungfrau 10y n succession az slantng roaus,
forming zic7ac 10 q heighth OF some
1000 feet. landing nearly at the summit VI
the mountain.
There has lately been plague OF locusts
in the province Of Gizelc. Egypt. Ia hVe
DAYS the authorities destroyed SIX tons OF
them. Exposure TO the sun is said to Do
fatal to their eggs.
A very ingenious electrical device has
lately been patented by which the hahds
of A clock set to a certain hour are madetoo
complete an electric current connected
with the kitchen-stOve 80 that the ire is
started when the gwen hour arrives.
The tide Of competition for the Fellow
SHIN Of the British Royal Society has again
this wear overlooked h'gh-water mark. the
nun Der Of candidates for the hfteen Vacen-
cios being no fewer than seventy-hye. ms
increase has taken place within the last
& . isf ~ ni4tIIg
that the average was stationary az N.Y.
A valuable supplement 10 the fire-ensine
has recently been brought INTO uso III the
shaue Of an improved nozzle ana ho.ae I
fox the fire hose. With this tool 1t IS found
easy for fireman to oTect noZzle Ia
each hand under q heavy pressure. Its
Great merit IL ease and accuracy IN the di-
rection OF tho nozzle. combined with light-
ness. simplicity, and quickncss OF ADJUST
ment.
A sincular case Of "mlnd blindness re-
Gently occurred, the subject being man
Of eighty who had complained for month
of inability 20 ind hIs way about, TO tel
his own position IN room, ana to recoG.
nizo objects. although his perception or
light was scarcely impaired. although ne
could not recognize objects by looking ~
them, ho at once perceived and named
them by means Ot tactic or AUDITORY III
pressions from them.
Color-blindnessisac ongenital defect, and
Is Incurable. TIE man who IL born with
II must submit 10 his lmitatians as long as
he lives, and Is simply playing osirch
when he tries to deceive himself or Others
into belief contrary to this. some color
blind individuals suffer under greater dis
abilities than others, but true color
blind person is never sure to select either
green OF red correctly.
Distressing or excessive palpi,ation OF
the heart can always be arrested by bend
,nc double. the head down and the hands
hanging, so a. 10 produce temporary con-
eestion Of the upper portion OF the body.
In nearly ever instance Of nervous pGlpi-
tation the heart Immediately resumes It's
natural function. Ii the movements oi
respiration are arrested during this action
the effect Is still more rapid.