checked. The defenders had laid by their carbines now, and had drawn their revolvers. They were divided into two lines, who were alternately to take place in front and fire, while those behind loaded their revolvers. The din, as the circle inclosed by the low wall filled with the asailants, was prodigious; the sharp incessant crack of the revolver; the roll of musketry from the walls; the yells of the enemy; the shrieks which occasionally rose outside the gate as the men in the towers scattered the boiling water broadcast over them, formed a chaos. With the fury and despair of cornered wild beasts, the enemy fought, striving to get over the wall which so unexpectedly barred their way; but their very numbers, and the pressure from behind, hampered their efforts.
If a man in the front line of defenders had emptied his revolver before the one behind him had reloaded he held his place with the sword.
"The wall's giving from the pressure!" Dick exclaimed to his father; and the latter put his whistle to his lips, and the sound rang out shrill and high above the uproar.
A minute later the front of the wall tottered and fell. Then Major Warrener held up his hand, and Captain Dunlop, who had stood all the time quietly watching him, fired the train. A thundering explosion, a flight of bodies and fragments of bodies through the air, a yell of terror from the enemy, and then, as those already rushing triumphantly through the breach stood paralyzed, the British fell upon them sword in hand; the men from the other walls came rushing up, eager to take their part in the fray, and the enemy inside the gate were either cut down or driven headlong through it!
The crowd beyond, already shaken by the murderous fire that the party on the walls kept up unceasingly upon them, while they stood unable to move from the jam in
