“It vas half past von when I vent up to ped.”

“Do you reside over your business establishment?”

“I do, Mr. Carter, mit my family and my assistant, Hans Grost. He came down at half past seven this morning and found der pody vas stolen. He——”

“Who now has the vial, Chief Hadley, from which Margate took the supposed poison?” Nick cut in, turning to the police chief.

“Doctor Nolan has it, I believe.”

“I have,” bowed the physician. “It is in a safe in my office.”

“Does it still contain any of the liquid?”

“A very little, Mr. Carter.”

“Do you know of what it consists? Have you examined it?”

“Not yet. I anticipated no such occasion as this.”