IN TIME, 153

XXII. ARMED NEUTRALITY, 162

XXIII. A BATTLE IN THE NIGHT, 169

XXIV. THE NEW WARFARE, 179

XXV. THE HERALDS OF DISASTER, 188

XXVI. AN INTERLUDE, 193

XXVII. ON THE TRACK OF TREASON, 201

XXVIII. A SKIRMISH IN THE CLOUDS, 208

XXIX. AN EMBASSY FROM THE SKY, 216

XXX. AT CLOSE QUARTERS, 225

XXXI. A RUSSIAN RAID, 233

XXXII. THE END OF THE CHASE, 241

XXXIII. THE BREAKING OF THE CHARM, 247

XXXIV. THE PATH OF CONQUEST, 251

XXXV. FROM CHAOS TO ARCADIE, 258

XXXVI. LOVE AND DUTY, 267

XXXVII. THE CAPTURE OF A CONTINENT, 276

XXXVIII. THE BEGINNING OF THE END, 289

XXXIX. THE BATTLE OF DOVER, 295

XL. BELEAGUERED LONDON, 301

XLI. AN ENVOY OF DELIVERANCE, 308

XLII. THE EVE OF ARMAGEDDON, 315

XLIII. THE OLD LION AT BAY, 323

XLIV. THE TURN OF THE BATTLE-TIDE, 331

XLV. ARMAGEDDON, 339

XLVI. VICTORY, 347

XLVII. THE JUDGMENT OF NATAS, 355

XLVIII. THE ORDERING OF EUROPE, 366

XLIX. THE STORY OF THE MASTER, 375

EPILOGUE.--"AND ON EARTH PEACE!" 386

THE ANGEL OF THE REVOLUTION.

CHAPTER I.

AT THE ELEVENTH HOUR.

"Victory! It flies! I am master of the Powers of the Air at last!"

They were strange words to be uttered, as they were, by a pale,
haggard, half-starved looking young fellow in a dingy, comfortless
room on the top floor of a South London tenement-house; and yet there
was a triumphant ring in his voice, and a clear, bright flush on his
thin cheeks that spoke at least for his own absolute belief in their
truth.

Let us see how far he was justified in that belief.

* * * * *

To begin at the beginning, Richard Arnold was one of those men whom
the world is wont to call dreamers and enthusiasts before they
succeed, and heaven-born geniuses and benefactors of humanity
afterwards.

He was twenty-six, and for nearly six years past he had devoted
himself, soul and