On the blank silence that followed my last words, there in the big, dignified room with its Circassian walnut and sound-softening rugs, Dykeman, the oldest director, squalled out as though he had been bitten, "All there is to tell But it can't be It isn't possib-" His voice cracked, split on the word, and the rest came in an agonized squeak, "A man can't just vanish into thin air " "A man " Knapp, the cashier, echoed. "A suitcase full of money-our money-can't vanish into thin air in the course of a few hours."