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This profusely illustrated article about Santos Dumont and his air ship
was published in a magazine in December of 1901. This was really
hot news at that time. Dumont had in the last few years of the 1800s been
drawing some attention to himself with his attempts to gain control over
a cigar shaped balloon by the use of a gasoline engine, a propeller, and
various experimental steering mechanisms. Of course most people thought he
was crazy, and indeed on multiple occasions he only narrowly escaped
death. In one experiment gone awry he plunged to the ground from 1,500 feet.
He was determined. It was only a matter of time. On October 19, 1901
he stunned the world by flying at will, maneuvering perfectly, above Paris. He put on quite an
exhibition that day, and then even landed right back at the same spot he had taken off from—all without
mishap. Onlookers were stunned and elated. Word spread quickly around the globe.
What a great story, one of the best ever told, and it's all in the article. What
people reading it in December of 1901 did not know was that the airplane was right
around the corner (Wright brothers at Kitty Hawk, 1903), but at one point Santos
Dumont was the king of the sky, and his is a story worth remembering. —fadedpages.com
Santos Dumont and His Air Ship.
BY W. L. McALPIN.
THE YOUNG BRAZILIAN WHO STARTLED THE WORLD BY SAILING A
STEERABLE BALLOON AROUND THE EIFFEL TOWER—HIS NOVEL IDEAS IN
AËRONAUTICS, AND WHAT HE HAS ACCOMPLISHED.
Santos Dumont's sixth and latest air ship, the Santos Dumont VI, with which he circled the Eiffel tower on October 19.
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In all the years that men have sought to navigate the air, none
has accomplished so much as a young Brazilian, Alberto Santos
Dumont, whose feats have been the talk of the civilized world for
many months. He has come nearer than any one else to solving the
last great problem that the ingenuity of man has set itself to
conquer.
Santos Dumont
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Highly trained scientific minds long ago declared that the
flying machine was in sight. They have laid down certain
scientific principles—as, for instance, that the air ship of the
future would be a dirigible balloon; but it remained for a youth
born in South America in the last quarter of the nineteenth
century to fly through the air, propelling his machine in what
direction he chose, and mounting or descending at will. His
experiments have been a prodigious stride in advance, and the end
is not yet. What he has done has been achieved at the expense of
much study, many trials, many failures, and no small personal
risk.
It has often been predicted that we who are now living will see
air ships flying through space just as ships sail the sea; but
those who have studied the problem most thoroughly, and whose
judgment is not warped by visions, have no hope of witnessing any
such development. The passenger air ship is as yet only a
theoretical possibility.
The young aëronaut was born in Brazil, as was his father
before him. The elder Santos Dumont was the biggest planter in San
Paulo, and throughout the country he was known as "the coffee king."
So large is the Santos Dumont plantation in Brazil that it
maintains a private railroad, and this was one of young Alberto's
first playthings. The locomotive was his particular attraction,
and he studied it closely. When he was twelve—he was twenty eight
on July 20 last—the boy was able to handle an engine. He devoted
much of his time to driving one over the plantation. Mechanics
have remained his passion ever since. He was among the first to
take up the automobile—he has been living in France for about ten
years—and he is a fearless chauffeur. Five years ago he became
interested in aërostatics, making his first ascension in the
familiar spherical balloon, but he speedily turned to the
cylindrical form, believing that he could control it by using one
of the compact and light motors built for automobiles.
The young Brazilian's advantages are many. He has ample wealth,
so the great cost of experiments gives him no concern. He has a
genius for mechanics. He is absolutely fearless. No danger shakes
his judgment, and the most trying and unexpected situations have
not found him wanting. Furthermore, he is very slight, weighing
about a hundred pounds—no small aid to an aëronaut. At the
same time, he possesses remarkable strength and endurance.
THE DANGERS OF AËRIAL NAVIGATION.
The accident of August 9—the engraving shows Santos Dumont being hauled up to the roof, leaving the wreck of his air ship behind him.
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At St. Cloud, last summer, I saw the young man returning from a
spin through space with the Santos Dumont V. The flying machine
was almost above its shed in the Parc d'Aerostation, and the
spectators, who had been watching its graceful evolutions and
admiring the navigator's control of his huge craft, were waiting
for the descent. Suddenly Santos Dumont was seen to clamber out of
his little car to the slender framework supporting the motor. If
he had slipped, if a sudden gust of wind had struck the balloon
and caused him to lose his hold, he must have plunged downward
three hundred feet to destruction. The spectators gasped and
shuddered, and when the aëronaut regained his car in safety
they cheered. One of the coupling wires had become jammed against
the side of a pulley. It was a most dangerous thing to try to free
it, but Santos Dumont did not hesitate for a second.
But coolness and courage alone could not account for the
progress made by Santos Dumont. In five years he has constructed
six air ships, and each has been an advance upon its predecessor.
He worked long and hard before he was known outside of a small
circle of enthusiasts who have been devoting wealth and energy to
solving the problem of aërial navigation. On the 12th of last
July, when the young man made his first flight from St. Cloud to
the Eiffel Tower, his name flashed over the earth. Santos Dumont
was trying for the prize of twenty thousand dollars offered by M.
Deutsch for the first air ship that should be sailed from the Parc
d'Aerostation, at St. Cloud, around the Eiffel Tower and back in
thirty minutes. The total distance is a little short of nine
miles. The Brazilian made the round trip in forty one minutes,
being baffled by a head wind when he endeavored to enter the park
through a comparatively narrow opening between lofty sheds. When
the struggle had lasted five minutes, his supply of petroleum
became exhausted, the motor stopped, and the balloon was at the
mercy of the wind. Santos Dumont tore the silk covering in order
to make a quick descent, but the machine was blown across the
Seine and became entangled in a tree in the garden of M. Edmond
Rothschild.
The aëronaut made several other attempts, in one of which,
owing to a leakage of the gas in the balloon, his air ship sank
downward, struck the roof of a house, and was completely wrecked,
Santos Dumont himself again making a lucky escape. On October 19,
with his sixth air ship, he succeeded in circumnavigating the
Eiffel Tower and returning to St. Cloud in just forty seconds more
than half an hour, coming so near to the stipulated time that M.
Deutsch is reported to have said that the prize should be paid to
him.
THE CONSTRUCTION OF THE SANTOS DUMONT VI.
The car, motor, and propeller used in Santos Dumont's three earliest air
ships—the motor was of five horse power; he now uses one of twenty horse power.
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Each of the Brazilian's six machines has been called the Santos
Dumont, with the addition of a distinguishing number. The first
one collapsed and fell nearly fifteen hundred feet. The Brazilian
shouted to those handling the guide rope to pull against the wind,
and he landed unhurt. In the gradual evolution to the present air
ship, most of the changes have been the result of lessons taught
by accidents. The Santos Dumont VI is a cylindrical balloon one
hundred and eight feet long, nineteen and one half feet in
diameter, with a volume of eight hundred and eighty cubic yards,
to which is attached a four cylindered petroleum motor weighing
two hundred and sixteen pounds and developing twenty horse power.
The motor drives a propeller screw, a little more than thirteen
feet in diameter, which makes three hundred revolutions a minute.
It also operates an air pump that fills the compensating balloon,
which will be described.
PLAN OF THE SANTOS DUMONT VI.
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1, Balloon; 2, (dotted line) inner balloon, or ballonnet; 3, line of hooks from which the framework hangs;
4, framework; 5, propeller; 6, rudder; 7, motor; 8, air pump; 9, tube for inflating the inner balloon;
10, water tank and radiator; 11, fuel tank; 12, car; 13, points at which the balloon ran be torn open in
case of emergency; 14, maneuvering valve; 15, automatic valves of the balloon; 16, automatic valve of the
inner balloon; 17, steering wheel; 18, (dotted line), rudder rope; 19, guide rope; 20, rope controlling the
guide rope; 21, driving wheels; 22, head of propeller shaft; 23, igniting battery.
Henri Deutsch
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The whole machine is supported upon a triangular framework or
keel fifty nine feet long. It is made of three curvilinear
scantlings bound together and jointed with aluminium, united by
wooden cross pieces, and strengthened by an ingenious network of
piano wire. About twenty three feet from one extremity of the
framework, in the center of the triangular section, the motor is
suspended with piano wire. It looks like a gigantic spider in a
huge web. Near the opposite extremity, the bow of the ship, is a
small basketwork car for the aëronaut, from which he
controls the machinery. Here are the arrangements for lighting the
motor, for starting the propeller, for working the rudder, for
controlling the escape valves and the "displacement" of the guide
rope, which supports a weight that can be shifted towards the
stern or the bow, inclining the balloon so that it ascends or
descends. The framework, with the motor and the aëronaut's
car, is suspended from the balloon by steel wires so fine that at
a distance of fifty yards they are invisible.
The envelope of the balloon is strong, cream colored Japanese
silk, made impervious to gas by four coats of linseed oil. It
weighs two hundred and forty seven pounds, including the valve
placed near the front of the ellipsoid. This is made of walnut
wood and has two lids, sixteen inches in diameter, which are
opened and closed by means of a cord suspended directly above the
head of the aëronaut. The valve is used to allow the
hydrogen to escape in case its lifting power, under the influence
of heat, should become too great to be overcome by the propeller,
and to allow the gas to escape after the balloon has reached the
ground. From the upper part of the balloon run two emergency
cords, conducted to the aëronaut by means of pulleys, which
enable him in moments of danger to rip open the balloon and thus
allow the hydrogen to escape in large quantities. Santos Dumont
has found it necessary to do this several times.
Santos Dumont and his fifth air ship on the Longchamps racecourse, showing the aëronaut
surrounded by a group of friends, members of the Aero Club, and workmen.
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In the interior of the balloon proper is fastened a smaller
balloon, or ballonnet, as the French call it, having a
capacity of eighty cubic yards, filled with air. This compensates
the variation in the volume of the hydrogen, which augments or
decreases as the air ship mounts or descends. As it is of the
utmost importance that the great bag should be kept rigid, air is
pumped into the compensating ballonnet through a silk tube
in proportion as the hydrogen contracts. The balloon itself is
provided with two automatic valves, which permit the hydrogen to
escape when the pressure becomes dangerous.
Santos Dumont is the first to give up the net used by his
predecessors and to attach his car to the envelope of the balloon
itself, a daring innovation that has proved successful. Along the
principal arc of the balloon little hooks, six inches long, are
fastened to a silk band. These support the wires that hold the
framework containing the machinery. Santos Dumont prefers piano
wires because they are very light, have great strength; and offer
practically no resistance when the balloon is moving through the
air.
The motor is surmounted by a thermosiphon radiator, and it has
a reservoir containing about five gallons of water for cooling the
motor. This cooling apparatus was added to the latest Santos
Dumont, the heating of the motor having caused much trouble in its
predecessors. Attached to the framework, a short distance forward
of the motor, is a reservoir containing about ten and a half
quarts of petroleum, sufficient to run the motor for two hours.
The electric accumulator for starting the motor weighs six and a
half pounds, and is placed at the extreme forward end.
The propeller enables Santos Dumont to mount and descend
without throwing out ballast or losing gas. The air ship will go
in the direction in which it is pointed, and the rudder and guide
rope enable the aëronaut to point it as he chooses.
WHAT SANTOS DUMONT HAS ACCOMPLISHED.
The motor of the latest air ship, the Santos Dumont VI—the motor is of twenty
horse power, and weighs two hundred and sixteen pounds; its constructor,
M. Buchet, stands beside it; Santos Dumont is on the left of the engraving.
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On that July day when Santos Dumont first startled the world,
he left the Parc d'Aerostation at 6:41 in the morning. His balloon
covered the distance to the Eiffel Tower in thirteen minutes,
doubled it at 6:54, and, coming back dead in the wind's eye,
reached the Aero Club's grounds at 7:22, eleven minutes late. The
voyage was made at the rate of more than thirteen miles an hour.
Although his machine has been demolished, the balloon torn to
shreds and the framework smashed to splinters, Santos Dumont
himself has always escaped. More than once spectators have held
their breath as he came tumbling down to what seemed certain
destruction; but he has emerged from the débris with superb
sang froid, to give orders to cart away the wreckage and to
set about the building of another air ship.
"All that I have accomplished," he modestly says, "in all my
experiments, in which I have wrecked five air ships, is to be able
with tolerable certainty, in fine weather and with a mild breeze,
to start from a given point and navigate through the air in any
direction, right or left, up or down. To anything more than this I
have no pretensions. We are at the beginning of the problem,
which, however, I am absolutely confident will some day, be solved
on the lines I have been patiently following."
The present tendency of construction, he thinks, will gradually
eliminate the balloon and evolve the true type of air ship. The
lifting power of hydrogen, now necessary to overcome the weight of
the motor, will be gradually replaced by the mechanical power of
the screw.
"The chief difficulty will not be in building air ships, but in
finding men to navigate them," he continued. "The successful
steerer of a balloon like mine must be more than an aëronaut;
he must be an automobilist as well, and must understand the motor
thoroughly. It takes much study and experience."
M. Henri Deutsch, who offered the twenty thousand dollar prize,
is building an air ship in a structure not far from that which
houses the Santos Dumont. M. Deutsch believes in the young
Brazilian's principles, but is convinced that a more powerful
motor is necessary, and his machine will carry one of sixty horse
power, weighing a little less than eight hundred and ninety
pounds. The balloon will have a capacity of three thousand cubic
yards and the framework is ninety eight feet long. It would be
rash to fix a date for the machine's first flight.
Santos Dumont's air ship circling the Eiffel Tower at 6:30 a.m. on
August 9—later in the same day the machine was wrecked owing to
the deflation of the balloon, which caused it to strike the roof
of a house.
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