ch Johnny Thompson had revealed to her, Joyce Mil

ed: "One of them is a thi

onditions, he is a sly person indeed who does not reveal his true nature. Joyce had believed that by this time she knew the you

ghed deeply. To discover that we have be

y's word," she assure

wer to the questions that

out.' I read that somewhere and I believe it is true. If there is a thief in our ca

dogs and sent them spinning away with redoubled speed toward the t

chained them to their places before their

Since the days were still short everyone worked till dark, searching rocky ridges and

but ran into Jim Baley, one of the three young prospectors in her outfit, who was just home from work. Jim, however, was not the cause of t

n axe. "Big as men, they are. Savage brutes. They

way to the battle when

u'll be

fenseless be murdered. In a country like this dogs a

is arm loosen, he spr

he blackness of the night. At the same time a warm feeling crep

m!" She was thinking of the thief, the o

d an axe and raced away to the d

* *

h characteristic promptness of decision, had resol

d, he thought all day long of bolts and nuts, pliers, wrenches, spark plugs, valves and all else that goes to make up an airplane moto

boy asked himself. "If need be

otally unknown land, following an airplane that carried

ese questions he could form no answer. One thing he did know; they were robbers. T

tively he slowed his plane a

unded ridges of solid rock. No landing there. Not a chance. True, here and there he

he faster?" This

After that we can invite the red-coated Mounties to take a hand. They'll bring the thing

ay be as well supplied as we are," he told himself. "But the odds are against them. If I can force them to land, short of gas, where there is no supply of fu

his limited knowledge would carry him. The thunder of hi

ay it gives off heat and light; that if you carry it in a tube in your pocket it will burn you, but not the pocket. How odd! One of nature's unsolved mysteries," he

tlaw plane. It had changed its course. Headin

em unless-" There was just one chance. "Unless

rm. Too dangerous. Safety first, that's the order. Can't find a la

mes take on a terrific velocity. What if I run into

take when you agree to fly in the North, especial

is mind was rife with speculat

it happens. Suppose a super-criminal wishes to escape justice by fleeing from the United States? Suppose he can employ an aviator who i

ss Bering Straits. Plenty of reasons why some bold Russian aviator might be hovering about up here. Might be a voluntary exile. Might have Russian treasu

up ahead may be just some rich young fellows from Canada or the United States bumming around up here, having what they'd call

matter how rich a fellow is, he's bound to consider the rights of others; and any fellow

His motor thunder

onsternation ove

We're headed square in

olut

tter tur

olut

aviator told himself. "But

had flown squarely into a bank of the deepest clouds. They were the darkes

mbled. And for the life of him,

k a good grip on himself. "I'll do