Here is The Lost Princess of Oz by L. Frank Baum, Book 11 of L. Frank Baum's immortal OZ series.
Princess Ozma is missing! When Dorothy awakens one morning to discover that the beloved ruler of the Land of Oz has disappeared, all of the Emerald City's most celebrated citizens join in the search for the lost princess.
But Ozma isn't all that's gone missing. The magical treasures of Oz have disappeared, too, including the Magic Picture, the Wizard's black bag, and even Glinda's Great Book of Records. With no clues to guide them, Ozma's friends separate into four search parties and spread out across their vast country in a desperate quest for their absent ruler.
Deep in the Winkle Country, Dorothy's search party is soon Joined by Cayke the Cookie Cook, who has lost a magic gold dishpan, and the amazing Frogman, a man-sized frog who walks on his hind legs. Together with these new allies, Ozma's friends learn that their valued possessions aren't missing but have been stolen by a mysterious villain. If their new foe is powerful enough to steal Princess Ozma and all of their magical treasures, how will they defeat him with no magic of their own?
In this 1917 addition to the Oz series, L. Frank Baum delights readers of all ages with a spellbinding mystery that involves nearly every one of the amazing cast of characters that populate America's favorite fairyland. This handsome new edition--featuring all twelve of Oz artist John R. Neill's beautiful color plates and nearly one hundred black-and-white drawings--is the perfect way to join Dorothy and her friends on this exciting journey through the endlessly intriguing Land of Oz.
When Dorothy awakens one morning to discover that the beloved ruler of the Land of Oz has disappeared, all of the Emerald City's most celebrated citizens join in the search for the lost princess. This exciting mystery -- featuring the twelve original color plates and one hundred drawings -- involves nearly every one of the amazing cast of characters that populate America's favorite fairyland.