Wigs

Wigs feature in several of Agatha Christie's works, including:
 * In Elephants Can Remember both Margaret Ravenscroft and Dorothea Jarrow used wigs.
 * Frances Cary in Third Girl uses a wig to pose as Mary Restarick.
 * In After the Funeral, Cora Lansquenet used false fringes.
 * As well as being used by Tuppence Beresford and various criminals on occasion.
 * Even Hercule Poirot wears a false moustache as well as a wig at one point (Curtain).