I: The Vanishing Man
“The problem of survivorship,” he was saying, in reply to a question put by one of the students, “ordinarily occurs in cases where the bodies of the parties are producible, or where, at any rate, the occurrence of death and its approximate time are actually known. But an analogous difficulty may arise in a case where the body of one of the parties is not forthcoming, and the fact of death may have to be assumed on collateral evidence.
“Here, of course, the vital question to be settled is, what is the latest instant at which it is certain that this person was alive? And the settlement of that question may turn on some circumstance of the most trivial and insignificant kind. There is a case in this morning’s paper which illustrates this. A gentleman has disappeared rather mysteriously. He was last seen by the servant of a relative at whose house he had called. Now, if this gentleman should never reappear, dead or alive, the question as to what was the latest moment at which he was certainly alive will turn upon the further question: ‘Was he or was he not wearing a particular article of jewelry when he called at the relative’s house?’ ”
He paused with a reflective eye bent upon the stump of chalk he still held; then, noting the expectant interest with which we were regarding him, he resumed: