Girls' Crystal #1130

This anthology issue contains three serials: "The Rebels of Island Castle," in which Jill and Bruce MacDare barricade themselves in Island Castle to find hidden documents proving their ancestor Lady Rhona's rightful ownership, discovering a crystal goblet that their enemies had sought. "Sonia and the Mystery Boy" follows a foundling girl named Sonia who seeks out her real identity after meeting a mysterious boy named Igor, who gives her a brooch as a clue to her heritage, leading her to discover that Igor has sold the brooch to jewelers in the market. "Peggy at the Rajah's Palace" features Peggy, a guest at an Indian palace, who attempts to help a tearful servant girl named Irissa by secretly passing her a piece of paper with Sanskrit writing, which Irissa translates to prove she is the rightful daughter of the Rajah.