Pullman herald. [volume] (Pullman, W.T. [Wash.]) 1888-1989, 1906-12-01
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Ihe London physicians discovery
that scars may be prevented or re-
moved by cutting the skin slantwise
instead of vertically Is pronounced ono
OF the most important of recent ad-
Vances In surgery.
Caterpillars have been found to be
greatly agitated hy musical vibrations
descending from tree In n shower MT
the sound OF cornet. This should
suggest an effective means of fighting
the gypsy moth and other caterpillar
plaques.
French Rronautic authorities have
given the name "9rouef," or aviation
apparatus, to a flying machine that Ia
heavier than the air. The varieties in
clude: % the hellcopter, sustained
and driven by one or several propelers;
(2l the eroplane, chiefly sustained by
one or more fiat or curved surfaces and
CD the orthopter or mechanical bird,
sustained and propelled by beating
wings.
A growing eyi! reported by Or. Aba
Sztaukny among the Sovaks Of rpper
hungary Is the habitual use Of cam
phor internally. For fourteen years he
mas persistently questioned buyers OF
the drug and he concludes that at
least twenty five per cent of the large
and increasing amount sold is used by
the camphor-eaters. An Increase In
epilepsy seems to be result OF this In
diligence.
Flaming arc lights have now become
an established feature OF downtown
Chicago streets, They are new, com
paratiyely, for such commercial pur
poses, but their principle has long been
known. The flaming ares thus far
shown In this country produce a light
yellow, red or vivid white light, ac-
cording to the carbons used. The adj
dition Of the salts of fluorlde, bromide
and iodide OF lime give the light the
yellow tint, while other salts of lime
give the flame red color.
Leprosy is increasing in both North
and South America. Colombia, where
there were only 400 lepers forty years
ago, is said to have 10000 now. and
many find their way into the United
States. Such a medical authority ~
DR.. Ashmead, who was formerly chief
medical adviser to the government OF
Japan, says the increase Is alarming.
When leprosy is brought into new
country 1t takes fifty years for the
seeds to take root and 1t becomes cpl
demic after some 200 years. 1t has been
shown that mosquitoes are active In
transferring the bacilli OF leprosy.
The first section OF the railway
across the Andes between Chile and
Argentina has been officially inaugu-
rated. and work has been begun on the
highest part Of the line. where, at an
altitude exceeding 10000 feet. great
tunnels are to be constructed. The
largest OF these tunnels will have
length of 3.406 yards, not far from
equally divided between the Chilean
and Argentinian sections. With the use
Of that portion Of the line already COM
pleted. the Journey between Valparaiso
and Buenos Ayres Will be shortened
several hours.
An important use has been found for
the Cooper Hewitt mercury yapor lamp
in scientific investigation. In optical
experiments in the laboratory 1t Is
often important 10 have at command n
monochromatic light Formerly the
mercury are light was employed for
this purpose, but after being used for a
short time the efficiency of this source
OF light seriously falls Off. II has been
found. however. that the Cooper
Hewitt lamp gives the same monochro-
matte light, with very fine rays, so that
1t Is admirably suited for the study or
interference phenomena, and II pos
sesses the great advantage OF being
steady and Trustworthy in It's output
Moreover. being commercial appara-
tus. II is easily obtained and can he
used at a comparatively small expense