Deseret evening news. [volume] (Great Salt Lake City [Utah]) 1867-1920, 1906-09-29

altitude The instrument I'm the hoy
which measures the humidity Of the
air Is one human hair, and that the
fine, silky hair OF a woman The
hair has been 50 treated that lts OILY
particles are removed. and II records
the changes IN moisture by lis ex-
nanslon and contraction The ther-
mopeter which records the differences
N temperature Il a little metal bow.
with liquid inside. which also ey-
pands ana contracts. and all The in
Nfuments Of this Kind are such that
they must work IN temperatures which
vary froIli 100 degrees below zero to
100 degrees above H. As the kite goes
up into the air il soon reaches The
freezing point and the atmosphere
grows colder and colder as ID rises
The ink must be such that II will not
freeze. and the Oh must work down
10 100 degrees Of cold IN the shops
here | saw instruments for testing
such machinery down 70 100 degrees
helow zero one.tl remember. was
great can Of about the size NJ half
hour barrel with a coli cf copper
pipes INSIDE H. aud good arrang ements
Ior packing. By putting liquld alr I'm
me pipes the temperature e. duced
TO the desired point
WHERE IT is ALWAYS CALM
In striking contrast with these great
changes are the conditions found in
10, the magnetic laboratories. These
bulldogs are so made that throughout
The year the temperature chagos not
more than one-tenth Of one degree
The buildings have triple walls with
dead air spaces between them. One
of them has no windows. and the
rays OF the sun never penetrate n
Both buildings were constructed with
out the least bit 81 iron or any other
metal except copper, and the machin-
cry within them Is the finest for mag
heuc observations and study that the
world can FURNISH ! went through
them with Prof Miller who Mas
charge OF this department OF physical
research. but his conversation was too
scientific for popular reproduction.
A SCIENTIFIC WORKSHOP.
Indeed am surprised at the extent |
ana equlpme.t Of Uncle Sans work |
shops which nave so recently been put !
up here on top Of the Blue Ridge. When |
Prof. willis Moore. the head of the |
weather bureau, presented the project |
through Secy Wilson to Congress. he |
was told TO go ahead and spend what |
was necessary TO carry out his plans |
mere was, believe, no restriction on |
me weather bureau appropriation So |
Iar ne has expended only $4,000 ana |
ne tells me that when the entire equip
hent. buildings and all, are completed.
which VIII be within the next three or
Tour years, the cost will be not more
han S25O00O For the sum already
spent he has here 90 acres OF ground
light on top Of the mountain. fenced
ind cleared and a part OF Il laid out I'm
Walks and drives. lie has put up eight
Inherent buildings, including stables
md wagon house. quarters for his men
m electrical power plant and machine
hops. several laboratories and a large
building. The latter n
u stone, with walls two and one.half
eet thick, with wide porches and com.
ortable rooms for the scientists who
re 10 stay here. The power plant
las 35-horse- power gasoline engine
nd an electrical machine which win |
iecompose air so that the hydrogen
as can be taken out. compressed and
hlpped 10 the different stations all
yer the country Tor use IN balloons.
The idea Is that when a great storm
ccurs al given moment each of the
tations within a certain radius Of the
torn may send up balloons. Each
alloon viii contain an apparatus which
III make automatic records OF the
erial conditions through which II
asses. As each balloon reaches "A
ertain height the machinery is such
hat II will explode. and this appa ratus
ais slowly TO the ground under para
hute
The apparatus viii have a card al
ached 10 II, Offering a reward for It's
delivery 10 the nearest
'eaiher station SucB widespread re-
orts have never been attempted else
'here. and Il is thought that the facts
altered In this way from all parts OF
storm region, may be OF great value.
'rot Moore tells me that the ordinary
Eliminating gas. now used. Is totally
mt for balloon purposes. and that Il
only by this means that the proper
as can be economically supplied
NEW PHYSICAL LABORATORY.
One Of the most interesting OF the
clentihc workshops bero viii he the
ew physical laboratory which is now
uilding This VIII be under the direct
barge Of Dr. William J. Humphreys OF
ohns Hopkins university and late
rofessor Of physics In the University
Virginia, who is also the chief Of
he scientific station here. Dr. Hum
hreys is noted as a physicist. and ne
~ have here one Of the finest labor