Christie, Agatha, 1890-1976. So many steps to death / [electronic resource] / by Agatha Christie. Maigret in New York / by Simenon. Death in lilac time / by Frances Crane.. — Roslyn, N.Y. : : Published for the Detective Book Club, by W.J. Black,, [1955?]. — 175, 127, 153 p. ; 19 cm.
So many steps to death originally published in London in 1954 under title: Destination unknown.