The early McCloy ...
McCloy, Helen.
McCloy, Helen.Dance of death.
McCloy, Helen.Deadly truth.
McCloy, Helen.Who's calling.
London Gollancz
1973
Contents: Dance of death. Originally published, New York: Morrow, 1938 - The deadly truth. Originally published, New York: Morrow, 1941; London: Hamilton, 1942 - Who's calling? Originally published, New York: Morrow, 1942; London: Nicholson and Watson, 1948