Tom Swift & his Air Glider(汤姆·史威夫特和他的滑翔机)

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TOM SWIFT AND HIS AIR GLIDER
1
TOM SWIFT AND HIS
AIR GLIDER
(or Seeking the Platinum Treasure)
VICTOR APPLETON
TOM SWIFT AND HIS AIR GLIDER
2
CHAPTER I
A BREAKDOWN
"Well, Ned, are you ready?"
"Oh, I suppose so, Tom. As ready as I ever shall be."
"Why, Ned Newton, you're not getting afraid; are you? And after
you've been on so many trips with me?"
"No, it isn't exactly that, Tom. I'd go in a minute if you didn't have this
new fangled thing on your airship. But how do you know how it's going to
work--or whether it will work at all? We may come a cropper."
"Bless my insurance policy!" exclaimed a man who was standing near
the two lads who were conversing. "You'd better keep near the ground,
Tom."
"Oh, that's all right, Mr. Damon," answered Tom Swift. "There isn't
any more danger than there ever was, but I guess Ned is nervous since our
trip to the underground city of gold."
"I am not!" indignantly exclaimed the other lad, with a look at the
young inventor. "But you know yourself, Tom, that putting this new
propeller on your airship, changing the wing tips, and re-gearing the motor
has made an altogether different sort of a craft of it. You, yourself, said it
wasn't as reliable as before, even though it does go faster."
"Now look here, Ned!" burst out Tom. "That was last week that I said
it wasn't reliable. It is now, for I've tried it out several times, and yet, when
I ask you to take a trip with me, to act as ballast--"
"Is that all you want me for, Tom, to act as ballast? Then you'd better
take a bag of sand--or Mr. Damon here!"
"Me? I guess not! Bless my diamond ring! My wife hasn't forgiven me
for going off on that last trip with you, Tom, and I'm not going to take any
more right away. But I don't blame Ned--"
"Say, look here!" cried Tom, a little out of patience, "you know me
better than that, Ned. Of course your more than ballast--I want you to help
me manage the craft since I made the changes on her. Now if you don't
want to come, why say so, and I'll get Eradicate. I don't believe he'll be
TOM SWIFT AND HIS AIR GLIDER
3
afraid, even if he--"
"Hold on dar now, Massa Tom!" exclaimed an aged colored man, who
was an all around helper at the Swift homestead, "was yo' referencin' t' me
when yo' spoke?"
"Yes, Rad, I was saying that if Ned wouldn't go up in the airship with
me you would."
"Well, now, Masa Tom, I shorely would laik t' 'blige yo', I shore would.
But de fack ob de mattah am dat I has a mos' particular job ob white
washin' t' do dish mornin', an' I 'spects I'd better be gittin' at it. It's a mos'
particiilar job, an', only fo' dat, I'd be mos' pleased t' go up in de airship.
But as it am, I mus' ax yo' t' 'scuse me, I really mus'," and the colored man
shuffled off at a faster gait than he was in the habit of using.
"Well, of all things!" gasped Tom. "I believe you're all afraid of the old
airship, just because I wade some changes in her. I'll go up alone, that's
what I will."
"No, I'll go with you," interposed Ned Newton who was Tom's most
particular chum. "I only wanted to be sure it was all right, that was all."
"Well, if you've fully made up your mind," went on the young inventor,
a little mollified, "lend me a hand to get her in shape for a run. I expect to
make faster time than I ever did before, and I'm going to head out
Waterford way. You'd better come along, Mr. Damon, and I'll drop you off
at your house."
"Bless my feather bed!" gasped the man. "Drop me off! I like that,
Tom Swift!"
"Oh, I didn't mean it exactly that way," laughed Tom. "But will you
come."
"No, thanks, I'm going home by trolley," and then as the odd man went
in the house to speak to Tom's father, the two lads busied themselves about
the airship.
This was a large aeroplane, one of the largest Tom Swift had ever
constructed, and he was a lad who had invented many kinds of machinery
besides crafts for navigating the upper regions. It was not as large as his
combined aeroplane and dirigible balloon of which I have told you in
other books, but it was of sufficient size to carry three persons besides
TOM SWIFT AND HIS AIR GLIDER
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other weight.
Tom had built it some years before, and it had seemed good enough
then. Later he constructed some of different models, besides the big
combination affair, and he had gone on several trips in that.
He and his chum Ned, together with Eradicate Sampson, the colored
man, and Mr. Damon, had been to a wonderful underground city of gold in
Mexico, and it was soon after their return from this perilous trip that Tom
had begun the work of changing his old aeroplane into a speedier craft.
This had occupied him most of the Winter, and now that Spring had
come he had a chance to try what a re-built motor, changed propellers, and
different wing tips would do for the machine.
The time had come for the test and, as we have seen, Tom had some
difficulty in persuading anyone to go along with him? But Ned finally got
over his feeling of nervousness.
"Understand, Tom," spoke Ned, "it isn't because I don't think you
know how to work an aeroplane that I hesitated. I've been up in the air
with you enough times to know that you're there with the goods, but I
don't believe even you know what this machine is going to do."
"I can pretty nearly tell. I'm sure my theory is right."
"I don't doubt that. But will it work out in practice?"
"She may not make all the speed I hope she will, and I may not be able
to push her high into the air quicker than I used to before I made the
changes," admitted Tom, "but I'm sure of one thing. She'll fly, and she
won't come down until I'm ready to let her. So you needn't worry about
getting hurt."
"All right--if you say so. Now what do you want me to do, Tom?"
"Go over the wire guys and stays for the first thing. There's going to be
lots of vibration, with the re-built motor, and I want everything tight."
"Aye, aye, sir!" answered Ned with a laugh.
Then he set at his task, tightening the small nuts, and screwing up the
turn-buckles, while Tom busied himself over the motor. There was some
small trouble with the carburetor that needed eliminating before it would
feed properly.
"How about the tires?" asked Ned, when he had finished the wires.
TOM SWIFT AND HIS AIR GLIDER
5
"You might pump them up. There, the motor is all right. I'm going to
try it now, while you attend to the tires."
Ned had pumped up one of the rubber circlets of the small bicycle
wheels on which the aeroplane rested, and was beginning on the second,
when a noise like a battery of machine guns going off next to his ear
startled him so that he jumped, tripped over a stone and went down, the air
pump thumping him in the back.
"What in the world happened, Tom?" he yelled, for he had to use all
his lung power to be heard above that racket. "Did it explode?"
"Explode nothing!" shouted Tom. "That's the re-built motor in action."
"In action! I should say it was in action. Is it always going to roar like
that?"
Indeed the motor was roaring away, spitting fire and burnt gases from
the exhaust pipe, and enveloping the aeroplane in a whitish haze of
choking smoke.
No, I have the muffler cut out, and that's why she barks so. But she
runs easier that way, and I want to get her smoothed out a bit. "Whew!
That smoke!" gasped his chum. "Why don't you--whew- -this is more than
I can stand," and holding his hands to his smarting eyes, Ned, gasping and
choking, staggered away to where the air was better.
"It is sort of thick," admitted Tom. "But that's only because she's
getting too much oil. She'll clear in a few minutes. Stick around and we'll
go up."
Despite the choking vapor, the young inventor stuck to his task of
regulating the motor, and in a short while the smoke became less, while
the big propeller blades whirled about more evenly. Then Tom adjusted the
muffler, and most of the noise stopped.
"Come on back, and finish pumping up the tires," he shouted to Ned.
"I'm going to stop her now, and then I'll give her the pressure test, and
we'll take a trip."
Having cleared his eyes of smoke, Ned came back to his task, and this
having been finished, Tom attached a heavy spring balance, or scales, to
the rope that held the airship back from moving when her propellers were
whirling about.
TOM SWIFT AND HIS AIR GLIDER
6
"How much pressure do you want?" asked Ned.
"I ought to get above twelve hundred With the way the motor is geared,
but I'll go up with ten. Watch the needle for me."
It may be explained that when aeroplanes are tested on the earth the
propellers are set in motion. This of course would send a craft whizzing
over the ground, eventually to rise in the air, but for the fact that a rope,
attached to the craft, and to some stationary object, holds it back.
Now if this rope is hooked to a spring balance, which in turn is made
fast to the stationary object, the "thrust" of the propellers will be registered
in pounds on the scale of the balance. Anywhere from five hundred to nine
hundred pounds of thrust will take a monoplane or biplane up. But Tom
wanted more than this.
Once more the motor coughed and spluttered, and the big blades
whirled about so fast that they seemed like solid pieces of wood. Tom
stood on the ground near the levers which controlled the speed, and Ned
watched the scale.
"How much?" yelled the young inventor.
"Eight hundred."
Tom turned on a little more gasolene.
"How much?" he cried again.
"Ten hundred. That'll do!"
"No, I'm going to try for more.
Again he advanced the spark and gasolene levers, and the
comparatively frail craft vibrated so that it seemed as if she would fly
apart.
"Now?" yelled Tom.
"Eleven hundred and fifty!" cried Ned.
"Good! That'll do it. She'll give more after she's been running a while.
We'll go up."
Ned scrambled to his seat, and Tom followed. He had an arrangement
so that he could slip loose the retaining rope from his perch whenever he
was ready.
Waiting until the motor had run another minute, the young inventor
pulled the rope that released them. Over the smooth starting ground that
TOM SWIFT AND HIS AIR GLIDER
7
formed a part of the Swift homestead darted the aeroplane. Faster and
faster she moved, Ned gripping the sides of his seat.
"Here we go!" cried Tom, and the next instant they shot up into the air.
Ned Newton had ridden many times with his chum Tom, and the
sensation of gliding through the upper regions was not new to him. But
this time there was something different. The propellers seemed to take
hold of the air with a firmer grip. There was more power, and certainly the
speed was terrific.
"We're going fast!" yelled Ned into Tom's ear.
"That's right," agreed the young inventor. "She'll beat anything but my
Sky Racer, and she'd do that if she was the same size." Tom referred to a
very small aeroplane he had made some time before. It was like some big
bird, and very swift.
Up and onward went the remodeled airship, faster and faster, until,
when several miles had been covered, Ned realized that the young
inventor had achieved another triumph.
"It's great, Tom! Great!" he yelled.
"Yes, I guess it will do, Ned. I'm satisfied. If there was an international
meet now I'd capture some of the prizes. As it is--"
Tom stopped suddenly. His voice which had been raised to overcome
the noise of even the muffled motor, sounded unnaturally loud, and no
wonder, for the engine had ceased working!
"What's the matter?" gasped Ned.
"I don't know--a breakdown of some kind."
"Can you get it going again?"
"I'm going to try."
Tom was manipulating various levers, but with no effect. The
aeroplane was shooting downward with frightful rapidity.
"No use!" exclaimed the young inventor. "Something has broken."
"But We're falling, Tom!"
"I know it. We've done it before. I'm going to volplane to earth."
This, it may be explained, is gliding downward from a height with the
engine shut off. Aeroplanists often do it, and Tom was no novice at the art.
They shot downward with less speed now, for the young inventor had
TOM SWIFT AND HIS AIR GLIDER
8
thrown up his headplanes to act as a sort of brake. Then, a little later they
made a good landing in a field near a small house, in a rather lonely
stretch of country, about ten miles from Shopton, where Tom lived.
"Now to see what the trouble is," remarked our hero, as he climbed out
of his seat and began looking over the engine. He poked in among the
numerous cogs, wheels and levers, and finally uttered an exclamation.
"Find it?" asked Ned.
"Yes, it's in the magneto. All the platinum bearings and contact
surfaces have fused and crystallized. I never saw such poor platinum as
I've been getting lately, and I pay the highest prices for it, too. The trouble
is that the supply of platinum is giving out, and they'll have to find a
substitute I guess."
"Can't we go home in her?" asked Ned.
"I'm afraid not. I've got to put in new platinum bearings and contacts
before she'll spark. I only wish I could get hold of some of the better kind
of metal."
The magneto of an aeroplane performs a service similar to one in an
automobile. It provides the spark that explodes the charge of gas in the
cylinders, and platinum is a metal, more valuable now than gold, much
used in the delicate parts of the magneto.
"Well, I guess it's walk for ours," said Ned ruefully.
"I'm afraid so," went on Tom. "If I only had some platinum, I could--"
"Perhaps I could be of service to you," suddenly spoke a voice behind
them, and turning, the youths saw a tall, bearded man, who had evidently
come from the lonely house. "Did I hear you say you needed some
platinum?" he asked. He spoke with a foreign accent, and Tom at once put
him down for a Russian.
"Yes, I need some for my magneto," began the young inventor.
"If you will kindly step up to my house, perhaps I can give you what
you want," went on the man. "My name is Ivan Petrofsky, and I have only
lately come to live here."
"I'm Tom Swift, of Shopton, and this is my chum, Ned Newton,"
replied the young inventor, completing the introductions. He was
wondering why the man, who seemed a cultured gentleman, should live in
TOM SWIFT AND HIS AIR GLIDER
9
such a lonely place, and he was wondering too how he happened to have
some platinum.
"Will that answer?" asked Mr. Petrofsky, when they had reached his
house, and he had handed Tom several strips of the precious silverlike
metal.
"Do? I should say it would! My, but that is the best platinum I've seen
in a long while!" exclaimed Tom, who was an expert judge of this metal.
"Where did you get it, if I may ask?"
"It came from a lost mine in Siberia," was the unexpected answer.
"A lost mine?" gasped Tom.
"In Siberia?" added Ned.
Mr. Petrofsky slowly nodded his head, and smiled, but rather sadly.
"A lost mine," he said slowly, "and if it could be found I would be the
happiest man on earth for I would then be able to locate and save my
brother, who is one of the Czar's exiles," and he seemed shaken by
emotion.
Tom and Ned stood looking at the bearded man, and then the young
inventor glanced at the platinum strips in his hand while a strange and
daring thought came to him.
TOM SWIFT AND HIS AIR GLIDER
10
CHAPTER II
A DARING PROJECT
While Tom and his chum are in the house of the Russian, who so
strangely produced the platinum just when it was most needed, I am going
to take just a little time to tell you something about the hero of this story.
Those who have read the previous books of this series need no
introduction to him, but in justice to my new readers I must make a little
explanation.
Tom Swift was an inventor, as was his father before him. But Mr.
Swift was getting too old, now, to do much, though he had a pet invention-
-that of a gyroscope--on which he worked from time to time. Tom lived
with his father in the village of Shopton, in New York state. His mother
was dead, but a housekeeper, named Mrs. Baggert, looked after the wants
of the inventors, young and old.
The first book of the series was called "Tom Swift and His Motor-
Cycle," and in that I related how Tom bought the machine from a Mr.
Wakefield Damon, of Waterford, after the odd gentleman had
unintentionally started to climb a tree with it. That disgusted Mr. Damon
with motor-cycling, and Tom had lots of fun on the machine, and not a few
daring adventures.
He and Mr. Damon became firm friends, and the oddity of the
gentleman--mainly that of blessing everything he could think of--was no
objection in Tom's mind. The young inventor and Ned Newton went on
many trips together, Mr. Damon being one of the party.
In Shopton lived Andy Foger, a bullying sort of a chap, who acted very
meanly toward Tom at times. Another resident of the town was a Mr.
Nestor, but Tom was more interested in his daughter Mary than in the head
of the household. Add Eradicate Sampson, an eccentric colored man who
said he got his name because he "eradicated" dirt, and his mule,
Boomerang, and I think you have met the principal characters of these
stories.
After Tom had much enjoyment out of his motor-cycle, he got a motor
摘要:

TOMSWIFTANDHISAIRGLIDER1TOMSWIFTANDHISAIRGLIDER(orSeekingthePlatinumTreasure)VICTORAPPLETONTOMSWIFTANDHISAIRGLIDER2CHAPTERIABREAKDOWN"Well,Ned,areyouready?""Oh,Isupposeso,Tom.AsreadyasIevershallbe.""Why,NedNewton,you'renotgettingafraid;areyou?Andafteryou'vebeenonsomanytripswithme?""No,itisn'texactly...

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