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William Morris, May Morris (2012). “The Collected Works of William Morris: With Introductions by His Daughter May Morris”, p.168, Cambridge University Press
William Morris, May Morris (2012). “The Collected Works of William Morris: With Introductions by His Daughter May Morris”, p.110, Cambridge University Press
William Morris, May Morris (2012). “The Collected Works of William Morris: With Introductions by His Daughter May Morris”, p.233, Cambridge University Press
William Morris, May Morris (2012). “The Collected Works of William Morris: With Introductions by His Daughter May Morris”, p.172, Cambridge University Press