Possible Clues:

• Perhaps it was Shelley made up a story about the East
• Bluepoint
• Pearl container?
• 'E is in the story of Shelley, perhaps
• When man quits monastery abroad he's tight-lipped
• Is 'e in a story of Shelley, perhaps?
• Involved story about eastern native
• Maybe grey, but the world may be yours
• Proverbially reticent shellfish
• 'E is in the story of Shell