Hardcastle
Books in Order (Series of 16 books)
Hardcastle's Spy
Hardcastle, book 1
Graham Ison
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Hardcastle's Armistice
Hardcastle, book 2
Graham Ison
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Hardcastle's Conspiracy
Hardcastle, book 3
Graham Ison
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Hardcastle's Airmen
Hardcastle, book 4
Graham Ison
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Hardcastle's Actress
Hardcastle, book 5
Graham Ison
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Hardcastle's Burglar
Hardcastle, book 6
Graham Ison
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Hardcastle's Mandarin
Hardcastle, book 7
Graham Ison
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Hardcastle's Soldiers
Hardcastle, book 8
Graham Ison
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Hardcastle's Obsession
Hardcastle, book 9
Graham Ison
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Hardcastle's Frustration
Hardcastle, book 10
Graham Ison
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Hardcastle's Traitors
Hardcastle, book 11
Graham Ison
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Hardcastle's Quartet
Hardcastle, book 12
Graham Ison
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Hardcastle's Collector
Hardcastle, book 13
Graham Ison
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Hardcastle's Runaway
Hardcastle, book 14
Graham Ison
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Hardcastle's Quandary
Hardcastle, book 15
Graham Ison
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Hardcastle's Secret Agent
Hardcastle, book 16
Graham Ison
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