The Washington times. [volume] (Washington [D.C.]) 1902-1939, 1929-10-03
PLANES N US I
LVHIGH FOR
REAL Speed

Recent altitude flights. the de.
velopment o. the variable. pitch pro.
peIier better fuels and more Il.
ficieht planes have awakened now
Interest IN the practical side Of
high flying. Engineers assert that
aviatofs viii be reaching 75.0OU
feet Ia the near future.
At $4,000 to $4,000 feet. whars
the stratosphere begins, with is
favorable constant winds. . ship. Il
IS believed. might skim from Los
hours Several thousand feet
higher. even greater speeds could
Be made.
such heights win not be attained
with present equipment. but
authorities declare that the utiIizs-
ton Off the upper attitudes. the
Hpeedwaya Of the skies, IS the next
step III flying, and they confidently
predict that what n considered
daring altitude stunt, today win
be- an everyday occurrences tonaor
row.
High flights arc constantly Re.
vealing secrets 0f the skies. Several
important Developments Ia flying
progress are directly due to the
HC.olunibusss of the upper air, who
have been confident that. high over
our heads. lie faster and therefore
shorter routes 10 distant lands
1t Ii 3 fact not generally known
that some 81 the improved gasc-
lines widely enjoyed In naOtorlItk
and III aviation today, are the out.
come % 4 better fuel prepared
especially for Major II.
Schroeder. pioneer altitude Klier. Tor
his record. breaking flights q 1O'
years ago.
The flow meter. . valuable ~
atrument to tell how much gasoline
per hour thu engine consumer II
living was originated BY Ma1cr
Schroeder and develOped ny en-
niYaaera under his direction.
Attitude flying has given impetus
Is tie development OF the variable
bitch nrop6lIer, promised for practl-
cal use almost any day. With this
device. on which the blades can be
changed III pitch to give the snip
greater EFFICIENCY on take-01is and
at cruising speeds, airplanes VIII De
given something of the geaT-ratio
ARRANGEMENT In an autom0pile
Sees 5, 900 Mile Spread
since Major schroeder made the
first flights at high attitudes with
sunercharger, this instrument mas
been greatly improved, until now
one Is visiOned, capable of supplying
plane at an altitude Of zVv,VVV
Az such Z height, the mixture of
hydrogen and oxygen Ia the air e
right for combustion. Compresaed
81 the stIpercharger and by the pis-
tons 81 the motor. L would burn aI'd'
supply power for flight.
IF 4 plane were powerful enolign
to reach such 4 height. Il could re-
main there for an indefinite length
&c time and could cover any dis.
lance Al a speed Of 1000 miles an
nnur. using at atmosphere as q
ftIeI.s declares y. ". KUrvin. Kr0u-
kovsky. aeronautical engineer. 70
| Is able to DO co. however. Il must
possess about 10 times the minimum!
power II requires for horizontal
flight at sea level.
such extreme attitudes probably
win not 81 attained In the tmneai-
ate future, hut man will soon be
sailing along the lower strat0sp here
where there are no clouds. no 1ogs.
no disturbing air currents, orly con-.
slant conditions favorable to prog
According IL Major Schroeder.
whosa official altitude record Of
SIS ,l13 feet stood for several years,
man win sail the upper air for the.
chief reason that there lies the
Greatest gpeed, and speed In the
supreme aim in aviation.