When a young librarian discovers historic dollhouses in a hidden room, she embarks on an unexpected journey that reveals surprising secrets about the lost miniatures. Tildy Barrows, Head Curator of a beautiful archival library in San Francisco, is meticulously dedicated to the century's worth of inventory housed in her beloved Beaux Art building. She loves the calm and order in the shelves of books and walls of art. But Tildy's uneventful life takes an unexpected turn when she, first, learns the library is on the verge of bankruptcy and, second, discovers two exquisite never-before-seen dollhouses. After finding clues hidden within these remarkable miniatures, Tildy starts to believe that Belva Curtis LeFarge, the influential heiress who established the library a century ago, is conveying a significant final message. With a newfound sense of spontaneity, Tildy sets out to decipher the secret history of the dollhouses, aiming to salvage her cherished library in the process. Her journey to understand introduces her to a world of ambitious and gifted women in Belle Époque Paris, a group of scarred World War I veterans in the English countryside, and Walt Disney's bustling Burbank studio in the 1950s. As Tildy unravels the mystery, she finds not only inspiring, overlooked history, but also a future for herself, filled with exciting possibilities--and an astonishing familial revelation. Spanning the course of a century, The Library of Lost Dollhouses is a warm, bright, and captivating story of secrets and love that embraces the importance of illuminating overlooked women of the past.