The Message in the Transom (Cassie Kingston Mysteries)

While helping to transplant rosebushes, Cassie and Enilsa, along with two of their friends, begin to uncover secrets involving an old house. Following a series of clues that begins with a strange message in a stained-glass transom, the friends work to save the house from demolition. With both diligence and ingenuity, the new sleuths end up finding something so valuable, it can only be described as A Treasure Beyond Measure. Ages 8+