The following morning Percy Copper returned to the hospital to have his hand treated and re-bandaged, it had bled during the night and he had been most uncomfortable, his hand throbbing in agony, an agony which hardly abated despite a liberal dose of Superintendent Bullock’s usquebaugh cure-all remedy. usquebaugh‘No sir, I couldn’t in all honesty stand up in court and swear to any of them.’ he later told Yarrow, somewhat defensively. ‘Which of them’ Yarrow said spreading out the three photographs again, ‘is the most likely in your mind. Is any one of them a stronger candidate than the other two?’ Percy studied them again for a minute or two. ‘Can’t really say, sir, it’s all a bit of blur but, maybe, maybe this one,’ he said tapping the photograph with his fingernail, ‘but like I said

