The Million-Dollar Suitcase w/Direct link technology (A Detective Classic)

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!"