Every evening, Wilmington daily commercial., 1921-03-29
QUESTIONS AND ANSWERS

Any reader can get the answer p any
question by writing Every Evening lnfor- /.
nation Burtau. Frederic 7. Haskln' DIr,s5c- /.
tor, Washington, p e. This ofLer appiles 4
strictly 70 information. The bureau can.
not give advice on legal TnedlcaI sno (
financial matters u does not attempt 70 4
settle domestic troubles. nor 70 undertake .
Write your questions plainly and oriefy.
exhaustive research on any suoJect
Give fun name and address and enclose I
two cents IN stamps for return postage.
All replies are sent direct 70 the inquirer.
O. Were passports necessary before
the World War; A. A.
a. The state Department says that
before the World War il was necessary
d have a passport for entrance into
Russia. and for departure from Tur-
key Germany and Austria sometimes
demanded a passport These were
practically all the countries observing
such enforcement
q. Do English universities have
system in which the students recite as
they do in America? I. +. NJ
A. Formal teaching AZ Cambridge and
oxford IS chiefly BY means of lectures
Seldom s a member Of class called
upon for what IN America is known as
a recitation
Q. Where IS the deepest ore miner
NJ A. r.
4. The deepest ore mine il the world
is the gold mine at Norro Velho. Brazil,
the depth of which IS 5.346 feet
Q. When did buttons first appear?
Z NJ
!. The history Of the button dates
back 70 queen E-Izabeths reign. AT
drst buttons we're made only for pur-
poses Of 0rnamentation. Brass buttons
were frst made n Birmingham. En-
gland. II 1889.
0 why vas the trip q exploration
through Africa undertaken by the De-
Dartment Of Agriculture? 3. L. II.
4. The 1000 mile trip through Africa
which was conducted by the Depart
ment Of Agriculture was IN search Of
new plants The exploration was con-
Quoted by DR.. H. /. Shantz, agricultural
explorer. The principal purpose Of
DR.. Shantzs trip was to study The
native agriculture with an eye for new
fruits nut plants. forage crops lespe-
ciaIly those adapted 10 our south and
wes0. loose sorghums and especially
Wild sorghums. grasses OF types SIInl-
lar 10 sedan grass which has proved
such an important forage crop in the
seini-arid districts OF the western part
Of the United States. The party left
New York. july Is. 1918 and sailed
directly to The cape Verde Islands OF
/ the coast Of Atfica and from there 70
+ cape Town where they arrived August
| 5ta lrro0 there the journey Of nearly
/ see miles was made almost entirely
through the heart of Africa.
! =. Which Is The mother OF a chicken
tho hen that lays the esq Or the hen
/ ,hat matches III :. B.
A. The hen which lays the egg IS the
klnother of the chicken Matched there
| from.
/ Q Why are hdrbor poles painted
/ red. white ard blue L. r. 3.
I \. Formerly BARRIERS performed minor
| cperaticns in surgery and when neceS-
sary. bled their patients To assist II
the operation the patient was required
10 grasp "A staff. which was always
kent by the barber together with the
necessary bandage. When the pole
/ was not in Us. the handage was tied 70
/ il. and huns AZ the door as a sign At
/ length. instead of using the Identical
poFc. another was painted with stripes
around i in imitation Of the pole and
| bandage Lord 'rhurlow in a speech IN
the House of Lords on July is, 1872.
| stated that by statute then in forCe
| the BARRIERS and surgeons We're required
to use the pole as a sign and TO have
the poles striped blue and white, and a
red rag to denote the particular nature
Of their vocation.
Q. How many different languages are
spoken in the world2 B. 5. /.
4. Authorities differ widely as 20 the
number of languages and dialects spok-
en- IN the world at the present time,
Some give the number as 1000; others
as high rs 600 and 1000.