Evening star. [volume] (Washington, D.C.) 1854-1972, 1932-11-10
with change in temperature7-P. q.
A. The velocity of sound In air in.
creases with the temperature.

VAN O CAldll6C LII IcHlpcIdIuTSI--F. u.
A. The velocity of sound In air IN
creases with the temperature.
@. Just what Is easy walking dis
lance? Easy motoring distance?-J.
H. l..
A. Both are relative terms. AS -
hours walk is not considered dificunf
Tor the average person, any distance
that may be covered within that time
at three-mile pace Is generally ac-
cepted as easy walking distance Sin...-
larry, distance that may be covered
by motor in or hours at an average
speed Of IS to 80 miles an hour may
be taken as easy motoring distance.
O. OF what materia! is the .-,,r4n OF
Napoleon constructed?-P. F.. N
A. The circular crypt has walls OF
granite. with reliefs in marble The
sarcophagus is Of red porphyry. cut from
single block, weighing 81 tons. The
sarcophagus is Is feet long, Ga feet
wide and l4l7 feet high.
@ What ingredients are there in
gumdropg?-A M
A. Gumdrops are made Of granu-
lated sugar, water, gum arabic, favoring
and coloring.
Q. How many American autogiros are
being flown in this country?-D. C. NJ
A. At the present time there are 81
American manufactured autogiros flying
in the United States
Q. P'ease give the phobias that mean
fear OF open spaces and OF closed
spaceg.-E H. p
A. Agolaphobia is the fear Of open
spaces. lau1trophobia is the fear Of
closed places. An excessive fear Of
heights is acrophobia.
@ How long must a widow have been
married to Civil War veteran in order
to receive pension?-E NJ
A. In order TO be eligible for pension
from the Federal Government the
TlooW Of Civil War veteran must
have been married prior to June II.
1905. The amount of pension a widow
receives varies from $50 10 $50 a month.
Q. How long has the daily ceremony
Of the Kings Keys been observed In
the Tower of London?-S H S.
A. Writing Of the ceremony. Walter
Bell says: For how many centuries
back this ceremony has been per
formed, none can tell The keys OF five
reigning Georges. OF James, Charles,
Elizabeth. back to the Henrys-back,
perhaps, so long as there has been q
Tower OF London-have In this same
manner been saluted"
@. What was the original cost Of the
ship Constitutional. NJ
A. The total cost Ct the old Con-
stitution including $685. 900 for guns and
equipment, amounted to s302,7l9.
@ Who did the mural decorations in
the Boston Public Librsry?-C. S. E.
A The Boston Public Library has
many unusually beautiful mural deco
rat.ons. John Sargent, Edwin Alb
hey and John Elliott were ameng
the American painters of distinction
who were invited to decorate this
building. The celebrated French
artist PuvLs de Grievances collabo-
rated with them. Sargent contrib
uted The Frieze Of the Prophets" The
widow Of John Elliott in her recently
published biography of her husband
tells in detail Of his work, which is on
permanent exhibition in the building
Edwin Abbey chose for his theme the
Quest Of the Holy Grail" His murals
are in the delivery room of the library.
@. Does a river purify itself every
A. A Columbia University report says
that there is no rule which would prove
over how many feet of sand. stone or
pebbles water would travel before it be-
came pure. Such statements as that
water purificS itself every 200 feet, or
even every 10 miles, are wholly without
foundation.
@. Over what routes did caravans
travel to China In the early days.
NJ S.
A. The caravan routes to the east
ward in the China trade were across
Persia to Ki'urasan, Balkh, up the
OXus to the Plains of Panir; thence
to kashgar, YSrkano and Khotan;
thence across the Cobb Desert to Tan
gut. not far from the Great Wall. II
China the routes followed the wall
There was an alternate route down to
HormuZ at the foot Of the Persian
Gulf, and thence by sea. AS the trade
developed there were side routes and
Samarcand and Bokhara became i'm
pcrtant stations. 1t was said that In
Tamerlane'S time these routes we're 50
well pcliced that a woman could travel
them unguarded and that purse could
be lost on the way and returned to ttS
owner.
O. When was the National Education
Association founded?-D. s.
A In 1857.