Question: The Red Jinn, later known as Jinnicky, is one of Ruth Plumly Thompson's most frequently occurring characters in her Oz books, he was reintroduced, drawn, and given the name Jinnicky in "The Purple Prince of Oz"; he also appeared in which follow-up, the thirty-second of the Oz books created by L. Frank Baum and his successors, and the eighteenth written by Ruth Plumly Thompson?
Sentence (from "Jinnicky the Red Jinn"): He was first introduced in "Jack Pumpkinhead of Oz" as a mysterious figure who educates Jack Pumpkinhead on the use of the Pirate Sack.
Relevant evidence: No