The Cheyenne daily leader. [volume] (Cheyenne, Wyo.) 1870-1884, 1882-05-13


renders them more permanent; dirt Is
necessary to produce fog, while sulphur
GUS acid promotes it. DR.. Frankland
illustrated these points by experiment.
filled a flask with moist air freed from
dirt by f~lteTiDg, then cooled the flask,
when u slight mist vas formed, which
disappeared in a moment; repeating the
experiment with air containing its nor
NAL charge of dirt, the fog was much
more dense and lasting. larry mat
ters render fogs persistent by retarding
evaporation. He believes that the gen
eral substitution of anthracite for btu
minous coal would do much toward
freeing the metropolis from its frogs, as
the discharge of tar and SCOT into the
atmosphere would thus be vastly less
ened.
A very general idea is that a tenden-
cy to certain diseases is indicated by
certain types of faces, as is shown by
the frequent use of such phrases as
''cousumptive looking" The subject
has been investigated by Drs. Gallon
and Mahomed, whose conclusions thus
far fail to support the belief that GER
tain physical characteristics prove a
special liability to consumption or other
disease, although it may perhaps be
h.--. .h,t yI. afTarfa Of tho 1iQppSp
when commenced may be Influenced by
SUCH.
Prof. Boyd Dawkins, in depicting the
appearance of the world before man,
recently described America in the
eoc-ne and miocene periods AS being
connected with Europe by a heavily
wooded barrier of land stretching past
the Farce islands; while the ~allIgators
and fishes of Europe were indistinguish-
able from those of this continent.
A Spanish physician, DR.. Olive, makes
use of powdered cobwebs as a remedy
for fevers.
Seasons of low water In the lakes of
Switzerland offer favorable o%pportuni-
ties for adding to our knowledge of the
ancient lake jewellers. The water OF
lake Constance has lately been lower
than at any other time since 1905, and
advantage has been taken of it to ex-
anime n number of lacustrine dwellings.
with the result OF numerous discoye-
ries of implements.
An interesting experiment is sad to
have been made with a alternating
hedgehog, in which the brain OF the
sleeping animal was removed, then the
entire spinal cord, but for two hours
hardly any change WAS noticeable in
the action Of the heart; and a day after
that organ contracted when touched by
the operator.
During an address by Prof. w. E.
Ayrton on the Storage of Power, "
the lecture theater was lighted, q circu-
lar saw driven and an elevator opera
ted by means of electric energy which
Ildu Detu SLOltu Iio PlCNlOuo haJ ~
Faure accumLlating batteries. The
total quartity of energy was 80, 900, 0uO
foot-pounds, a little more than twenty
five horse power, exerted Cor II hour.
a single cell, containing 81 pounds of
lead and red lead, is found to store
LAO, 600, foot-pounds of energy.
Paper made from strong fbres can
now be compressed into a substance so
hard that nothing but the diamond can
scratch it.
1t has been proven by direct compar-
ison that objects which are white BY
sunlight appear yellowish under the
electric light, and red when seen by
gaslight. 1.-The Illusion" says DR..
Werner Siemens, ARISES from our be.
ing accustomed to see the earth redly
illuminated after sunset, and on this
oasis forming a different scale of colors
for ourselves. Daylight would accord
ingly by night appear still bluer than
the electric light. This false idea
would disappear if electric lllumina
ton became general"