old-fashioned in cut; and he wore a very high stiff collar, like a fin-de-siècle clergyman, with a narrow black string tie. His gold-rimmed spectacles were so thick-lensed that the pupils of his eyes gave the impression of acute belladonna poisoning.
When Heath had spoken to him, he merely stood staring with a sort of detached expectancy; he seemed utterly unaware that there was any one else in the room. The Sergeant, evidently familiar with the little man's idiosyncrasies of manner, did not wait for a response, but started at once for the bedroom.
"This way, please, Professor," he directed cajolingly, going to the dressing-table and picking up the jewel-case. "Take a squint at this, and tell me what you see."
Inspector Brenner followed Heath, without looking to right or left, and, taking the jewel-case, went silently to the window and began to examine it. Vance, whose interest seemed suddenly to be reawakened, came forward and stood watching him.
For fully five minutes the little expert inspected the case, holding it within a few inches of his myopic eyes. Then he lifted his glance to Heath and winked several times rapidly.
"Two instruments were used in opening this case." His voice was small and high-pitched, but there was in it an undeniable quality of authority. "One bent the lid and made several fractures on the baked enamel. The other was, I should say, a steel chisel of some kind, and was used to break the lock. The first instrument, which was blunt, was employed amateurishly, at the wrong angle of leverage; and the effort resulted only in twisting the over-
