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Featured American Fantasy fiction
A calculus of angels
An alternate-history novel on an 18th-century world ruled by ethereal beings.
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About the book
About A calculus of angels
An alternate-history novel on an 18th-century world ruled by ethereal beings. They helped France destroy England with a comet from space and now they are being coveted by Russia and Sweden in their struggle for supremacy. A sequel to Newton's Cannon.
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