As in film, a flashback in literature is a technique which takes the narrative back in time from the point the story has reached, to recount events that happened before.
... Young
1983 Glenn Gould
1986 Gordon Lightfoot
1987 The Guess Who[?]
1989 The Band
1990 Maureen Forrester[?]
1991 Leonard Cohen
1992 Ian and Sylvia[?]
1993 ...