Ellen Potter

1963

• The Humming Room
• Olivia Kidney
• Olivia Kidney and the Exit Academy
• The humming room
• The Kneebone Boy
• Olivia Kidney Stops for No One (Olivia Kidney)
• Pish Posh
• Slob
• Olivia Kidney
• Olivia Kidney and the Secret Beneath the City (Olivia Kidney)
• Slob
• Olivia Kidney