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On Hadrian's Secret Service: gripping, unputdownable thriller of Roman Britain

https://www.amazon.com/Hadrians-Secret-Service-Gavin-Chappell-ebook/dp/B00W45H6YM/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

Our Man in Alexandria (On Hadrian's Secret Service Book 4

https://www.amazon.com/Alexandria-Hadrians-Secret-Service-Book-ebook/dp/B075SGJD4V/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

The Games of Hadrian - The Gladiator Gambit (On Hadrian's Secret Service Book 5)

https://www.amazon.com/Games-Hadrian-Gladiator-Hadrians-Service-ebook/dp/B077GXNPQD/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

The Games of Hadrian - The Archimedes Stratagem (On Hadrian's Secret Service Book 6)

https://www.amazon.com/Games-Hadrian-Archimedes-Stratagem-Hadrians-ebook/dp/B07BDNRD91/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

The Kingdom that Rome Forgot (On Hadrian's Secret Service Book 7)

https://www.amazon.com/Kingdom-Forgot-Hadrians-Secret-Service-ebook/dp/B07GVCTS2J/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

The Londinium File (On Hadrian's Secret Service Book 8)

https://www.amazon.com/Londinium-File-Hadrians-Secret-Service-ebook/dp/B07T8QD6C5/ref=tmm_kin_title_sr?_encoding=UTF8&qid=&sr=

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