planning other damage to-night. We might have had a chance to stop it if
we'd followed those two, and now they've got away from us."

"Your father ought to have reported Lena and Heinrich to the
police anyway."

"He said he'd keep watch of Heinie, and no doubt he has. He expected we'd
do as well for Lena. We'd better go down and see him about it."

"Let me read this paper first," said Hugh. He once again started to
unfold the crumpled sheet that Bob had stolen from Lena.

"You can't read it."

"Why not?"

"Try and see."

Hugh unfolded the paper and gave it one look. "Why it's written in
German," he exclaimed in surprise.

"I know it is; that's why I said you couldn't read it."

"We must get it translated."

"Let's take it down to the factory. We can get Karl Hoffmann to tell us
what it says."

Without further ado they set out. They walked swiftly and exchanged but
few words, for they were both occupied with their own thoughts; a feeling