THE MAN WHO KNEW
would have done had he been suddenly confronted by an armed stranger.
"I do not pretend that I am explaining the strange relationship between Merrill and this mysterious forger. Merrill is the only man who has seen him and has given a vague and somewhat confused description of him. 'He was a man with a short, close-clipped beard' is Merrill's description. The woman who served him with tea near Uckfield describes him as a 'youngish man with a dark mustache, but otherwise clean shaven.'
"There is no reason, of course, why he should not have removed his beard, but as against that suggestion we will call evidence to prove that the man seen driving with the murdered chauffeur was invariably a man with a mustache and no beard, so that the balance of probability is on the side of the supposition that Merrill is not telling the truth. An unknown client with a large deposit at his bank would not be likely constantly to alter his appearance. If he were a criminal, as we
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