Reginald Thomas Maitland Scott, The Wheel of Death — Mortimer Mack's Place (1933)
“ Then he danced away with her and Wentworth smiled ever so slightly, knowing that a clever woman can get much more information out of a man than can be obtained by another man.Wentworth decided that in the meantime he would return to the bottom floor of the duplex apartment for a sandwich, a glass of champagne and a look around. Two men, quite able bodied and sober, entered the automatic elevator as he came to the head of the curving stairway. He descended the stairs quite rapidly, but found that the elevator had beaten him. Either that or the car had not come down to this floor. ”
