Mary Louise and Josie O'Gorman

In this installment of the Mary Louise detective series, Josie embarks on a quest to uncover the truth behind the claims of two young orphans who believe their mother is still alive. Written by Emma Speed Sampson under the pseudonym Edith Van Dyne, the story showcases Josie's determination and resourcefulness as she navigates challenges to reveal the mystery. This continuation of Baum's beloved series maintains the spirit of adventure and intrigue, appealing to young readers who enjoy solving puzzles alongside the characters.