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Imagine a person, tall and lean and feline, high-shouldered with a brow like Shakespeare and a face like Satan - a close-shaven skull, and long magnetic eyes of the true cat-green. Invest him with the all the cruel cunning of an entire Eastern race accumulated in one giant intellect, with all the resources of science past and present. Imagine that awful being and you will have a mental picture of...
He wrote additional "Fu Manchu" stories because publishers would offer more money for those than for any of his other works.