The Hyacinth room : an investigation into the nature of comedy, tragedy, & tragicomedy / Cyrus Hoy. Hoy, Cyrus, 1926-2010. Drama History and criticism. Tragicomedy History and criticism. Comedy. Tragedy. PN1631 .H6 808.2 HOH London : Chatto & Windus, 1964. 1964. 1964 Text vi, 317 p. eng