the railroad car, and that the thief was feeling under his pillow for the map. Only, this ti

t the effect of the drug was wearing off. It was intended only for temporary use, and it lasted less time than it would other

t on him, and if I go through all his pockets I'll wake him up. Anyhow, I'v

craft. He looked at his work of ruin, and then tiptoed past the slumbering watc

or of the shed. Mr. Parker, the scientist, had remained at the hotel, for he

oke the eccentric man, as he again knocked on

, and can't hear our knocks,"

ought of that," exclaimed M

en locked when the intruder left. The first thing Mr.

e old man shouted.

, sniffing the air. "There's been cr

the airship. He looke

my eyeglasses! Look at the airship! The planes and wings are all cut

oked at the damage done, and a

"We'll pay 'em back for this! B

watchman was the first to revive. The sleep caused by the chemical, sprayed from the air-pump by the vandal, had been succeeded by a natural slum

ings had been cut by a sharp knife-some in several places. The canvas hung in shreds and patches,

it?" he

here on guard

asleep," admitted the

," said Mr. Damon. "

loroform, or something like it

the airship!"

we go to the valley

ound looking at his damaged craft. The sleepy feeling w

Mr. Damon. "What an ugly, mean pie

could hardly have repaired it. I can fix the wings and the rudders. The propellers have not been damaged, nor has the motor been touched. I

rers could easily guess the rest. But who the midnight vandal was they could no

us back, but it won't-for long. We'll get right to work, and make

ered were arriving, and, under the direction of the miner and Mr. Damon were put in the RED CLOUD. Tom and Ned, with the help of a man they hired, worked diligently to replace the damaged planes and rudders. Mr. Parker came out to the ai

paired most of the damage done. Luckily the vandal had cut and slashed in a hurry, a

ious persons seen hanging around the shed. The adventurers left their rooms at the hotel, and took up their quarters in the airs

one evening when, after a hard day's work the

alley of gold?"

o town, to send some messages home, telling dad we'll s

come?"

ing delayed, and, as it's pretty well known that we'll sail to-morrow, the Foger crowd may try som

p, he passed through a dark street. He was walking along, thinking of what the future might hold for him and his companions, after they

he c

ack of his head, and he felt his senses leaving him. He struggled against the feeling, and he realized, even in that exciting moment, t

ed another voice. "

n, in spite of his fierce determination not to succumb. He felt several hands