“Will it produce death?”

“Not at once, but it will make a man lay like a corpse for twelve hours. Then, if restoratives are not applied, death results.”

“Throw it.”

Chick heard something drop almost at his feet.

Then came an explosion, followed by a horrible, choking odor.

Chick tried to breathe, but found it impossible. He felt himself falling, and heard a strange, rushing sound in his ears.

CHAPTER XVI.
THE MAN IN THE WARDROBE.

“There’s a dead man down there.”

“Down where?”

“In the doctor’s flat.”