COPYRIGHT 1925 BY THE STRATFORD COMPANY

SECOND EDITION COPYRIGHT 1950 BY HUGO GERNSBACK

All rights in this book are reserved. It may not be used for dramatic or motion- or talking-picture purposes without written authorization
from the holder of these rights. Nor may the book or part thereof be reproduced in any manner whatsoever without permission in writing,
except for brief quotations embodied in critical articles and reviews. For information, address: Frederick Fell, Inc., 386 Fourth
Avenue, New York 16, N.Y. Manufactured in the United States of America by H. Wolff, New York. Designed by Sidney Solomon.

Published simultaneously in Canada by George J. McLeod, Ltd., Toronto.

CONTENTS

[PREFACE TO THE SECOND EDITION][7]
[PREFACE TO THE FIRST EDITION][11]
[FOREWORD BY DR. LEE DE FOREST][15]
[FOREWORD BY FLETCHER PRATT][19]
1[The Avalanche][25]
2[Two Faces][40]
3[Dead or Alive?][52]
4[Fernand][66]
5[New York A.D. 2660][79]
6"[Give Us Food"][97]
7[The End of Money][110]
8[The Menace of the Invisible Cloak][118]
9[The Conquest of Gravitation][127]
10[Two Letters][140]
11[The Flight Into Space][147]
12[Llysanorh' Strikes][164]
13[Alice Objects][172]
14[The Terror of the Comet][176]
15[Llysanorh' Throws Off the Mask][188]
16[The Supreme Victory][195]

[PREFACE]
TO THE SECOND EDITION

Since the first edition of Ralph 124C 41+ in 1925, an eventful quarter century has passed. Since I first wrote the story, 39 amazing years have been swallowed into the Einstein space-time-continuum—years pregnant with scientific progress.