projectile passed, causing them then to repel the projectile,
which must have added to its velocity. He seems to have overcome
the practical difficulty that in order to obtain service
velocities with service projectiles an enormous number of windings
and a tremendously long barrel are necessary as well as an
abnormally heavy current beyond the safe carrying capacity of the
solenoid which would raise the temperature to a point that would
destroy the coils."

He continued turning over the prints and notes in the drawer. When
he finished, he looked up at us with an expression that indicated
that he had merely satisfied himself of something he had already
suspected.

"You were right, Burke," he said. "The final plans are gone."

Burke, who, in the meantime, had been telephoning about the city
in a vain effort to locate Baron Kreiger, both at such banking
offices in Wall Street as he might be likely to visit and at some
of the hotels most frequented by foreigners, merely nodded. He was
evidently at a loss completely how to proceed.

In fact, there seemed to be innumerable problems--to warn Baron
Kreiger, to get the list of the assassinations, to guard Miss Lowe
against falling into the hands of her anarchist friends again, to
find the murderer of Fortescue, to prevent the use of the electro-
magnetic gun, and, if possible, to seize the anarchists before
they had a chance to carry further their plans.

"There is nothing more that we can do here," remarked Craig