"You have been to Birmingham?" asked the man with the beard.
"Many times," said I.
"Then you have of course seen the private workshop and arsenal?"
"I have been over them both more than once."
"It is still, I suppose, entirely unsuspected by the police?" continued my interrogator.
"Entirely," I replied.
"Can you tell us how it is that so large a concern is kept so completely secret?"
Here was a poser; but my native impudence and the brandy seemed to come to my aid.
"That is information," I replied, "which I do not feel justified in divulging even here. In withholding it I am acting under the direction of the chief commissioner."