Excerpt: ... the elbow it would be clearly impossible to force a message through it. All day we devoted ourselves to attempts to solve what seemed a hopeless difficulty. Then like a flash a brilliant inspiration burst upon me. "By Jove, I have it " I said, taking care to whisper lest any one might be listening at the door. "We must manage by hook or crook to catch a mouse and let him carry our appeal for help to the outside world." "A magnificent idea If we can catch one I do believe you've saved us " But to catch a mouse was easier said than done. Though the room was alive with them they were so nimble and so cunning, that, try how we would, we could not lay hold of one. But at length my efforts were rewarded, and after a little struggle I held my precious captive in my hand. By this time another idea had come to me. If we wanted to bring Nikola and his gang to justice, and to discover their reason for hatching this plot against us, it would not do to ask the public at large for help