Mirror of danger = originaly published as Come back, Lucy
by Pamela Sykes
Middle grade · ages 10–14 · grades 5–9 · 780L · 215 pages · 1976
Why we'd hand it over
A solid identity-mystery for the middle-grade reader who likes plot-driven stories with a supernatural or uncanny edge — though the 1976 prose and pacing may feel slow to modern kids.