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 learning I do not at all possess, but I would appeal to any inheritor of this knowledge, if such there be, to enlighten us on this point, to tell us what deductions we ought to make from the thirty-five minutes of the one case, and the more than twenty minutes of the other.

''Speaking as a mere amateur in ghosts, I should incline to think the duration of the appearances much greater than is usual either in cases of true vision or of hallucination. I hesitate; but I should have said that the duration of such appearances is more often reckoned by seconds than by minutes. But the man who is really learned in ghostcraft will be able to speak precisely, to point out, no doubt, certain cases in which the experience was prolonged, and to compare these with the two cases now before us.''

But there is another point which