The fifteenth volume in the Oz series and the first to be written following L Frank Baums passing is The Royal Book of Oz 1921 When Professor Wogglebug informs the Scarecrow that he has no family he becomes distraught and returns to the cornfield where Dorothy Gale discovered him to look for his quotquotrootsquotquot He doesnt come back so Dorothy and the Cowardly Lion go in search of him They encounter Sir Hokus of Pokes an aged knight They also encounter the Comfortable Camel and the Doubtful Dromedary They go on a number of strange experiences while looking for the Scarecrow In this book the Scarecrow learns that he formerly lived as a person He was the ruler of the Silver Islands a nation made up of people that resemble Chinese people and situated far below the Munchkin area of Oz The spirit of the changed Emperor entered the scarecrows body when the farmer set him on the beanpole bringing him to life The Yellow Knight of Oz has Sir Hokus the Comfy Camel and the Doubtful Dromedary as its main protagonists Once at the Silver Islands Dorothy and her group rescue the Scarecrow from the locals and take him back to the Emerald City The Scarecrow makes the decision to go back to Oz and carry on with his carefree life there
