"A copy of that book is, presumably, in possession of the man to whom this letter is addressed."

"Surely—surely. Hum—hum! What's his name, Miss Erith?"—glancing down at the yellow envelope. "Oh, yes—Herman Lauffer—hum!"

He opened a big book containing the names of enemy aliens and perused it, frowinng. The name of Herman Lauffer was not listed. He consulted other volumes containing supplementary lists of suspects and undesirables—lists furnished daily by certain services unnecessary to mention.

"Here he is!" exclaimed Vaux; "—Herman Lauffer, picture-framer and gilder! That's his number on Madison Avenue!"—pointing to the type-written paragraph. "You see he's probably already under surveillance-one of the several services is doubtless keeping tabs on him. I think I'd better call up the—"

"Please!—Mr. Vaux!" she pleaded.

He had already touched the telephone receiver to unhook it. Miss
Erith looked at him appealingly; her eyes were very, very hazel.

"Couldn't we handle it?" she asked.

"WE?"

"You and I!"

"But that's not our affair, Miss Erith—"