Mystillery Century Club Accepted Pedigree of Tina Hilbert Member # 10 20s The Mysterious Affair at Styles by Agatha Christie, 1920 30s The Secret of the Old Clock (Nancy Drew #1) by Carolyn Keene, 1930 40s The So Blue Marble by Dorothy B. Hughes, 1940 50s The Far Cry by Fredric Brown, 1951 60s To Kill a Mockingbird by Harper Lee, 1960 70s Flowers in the Attic by V. C. Andrews, 1978 80s Return to Red Castle by Dorothy M. Keddington, 1981 90s Seven for a Secret by Victoria Holt, 1993 00s The Sweetness at the Bottom of the Pie (Flavia de Luce #1) by Alan Bradley, 2009 10s Where the Crawdads Sing by Delia Owens, 2018 Updated June 1 2022