and outwit the
Brungarians makes one of the most
exciting Tom Swift adventures to date.

GROSSET & DUNLAP _Publishers_
New York 10, N.Y.

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* * * *
* * * * *

[Illustration: inside cover
(Tom Swift in his lab)]

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TOM SWIFT AND THE

VISITOR FROM PLANET X

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THE NEW TOM SWIFT JR. ADVENTURES

BY VICTOR APPLETON II

TOM SWIFT AND HIS FLYING LAB
TOM SWIFT AND HIS JETMARINE
TOM SWIFT AND HIS ROCKET SHIP
TOM SWIFT AND HIS GIANT ROBOT
TOM SWIFT AND HIS ATOMIC EARTH BLASTER
TOM SWIFT AND HIS OUTPOST IN SPACE
TOM SWIFT AND HIS DIVING SEACOPTER
TOM SWIFT IN THE CAVES OF NUCLEAR FIRE
TOM SWIFT ON THE PHANTOM SATELLITE
TOM SWIFT AND HIS ULTRASONIC CYCLOPLANE
TOM SWIFT AND HIS DEEP-SEA HYDRODOME
TOM SWIFT IN THE RACE TO THE MOON
TOM SWIFT AND HIS SPACE SOLARTRON
TOM SWIFT AND HIS ELECTRONIC RETROSCOPE
TOM SWIFT AND HIS SPECTROMARINE SELECTOR
TOM SWIFT AND THE COSMIC ASTRONAUTS
TOM SWIFT AND THE VISITOR FROM PLANET X

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[Frontispiece:
_The raiders transferred Exman to the enemy sub_]

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The New Tom Swift Jr. Adventures

TOM SWIFT
AND THE VISITOR
FROM PLANET X

BY VICTOR APPLETON II
ILLUSTRATED BY GRAHAM KAYE

Grosset & Dunlap
New York
Publishers

[c] by Grosset & Dunlap, Inc., 1961
All Rights Reserved
Printed in the United States of America

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CONTENTS

Chapter Page

1 The Earthquake 1
2 The Mysterious Hitchhiker 11
3 Report from Interpol 18
4 Another Tremor! 30
5 Secret Cache 39
6 Brungarian Coup 46
7 Wall of Water! 55
8 A Suspect Talks 65
9 The Cave Monster 73
10 Energy from Planet X 83
11 An Electrical Ch