I am a man, sir, and a stranger. I have come out of Scotland, and am going towards Lo

I am a man, sir, and a stranger. I have come out of Scotland, and am going towards London, to try to establish myself in the profession of medicine. I have no friend, and no recommendation, but my double-finger, and a desire to be honest. I have been told that this city is an open hand, and I have come into it with the hope of finding it so.