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The Case of the Poisonous Papyrus
A fatal delivery. An unspeakable crime.
Moustafa Ghani El Souwaim has always trod a fine line between supporting Egyptian independence and being a law-abiding citizen. When a frame-up job lands him in trouble with the law, he finds that he can no longer keep silent, and that only lands him in greater danger.
Sir Augustus Wall and his adopted son Faisal rush in to help, but Faisal finds he has his own choices to make, and that he cannot escape his past of living on the street.
Will their crime-fighting team split up for good? Find out in the latest adventure of the acclaimed Masked Man of Cairo historical mystery series, which takes you from the sordid back streets of Cairo to the grim fastness of the Citadel!
Moustafa Ghani El Souwaim has always trod a fine line between supporting Egyptian independence and being a law-abiding citizen. When a frame-up job lands him in trouble with the law, he finds that he can no longer keep silent, and that only lands him in greater danger.
Sir Augustus Wall and his adopted son Faisal rush in to help, but Faisal finds he has his own choices to make, and that he cannot escape his past of living on the street.
Will their crime-fighting team split up for good? Find out in the latest adventure of the acclaimed Masked Man of Cairo historical mystery series, which takes you from the sordid back streets of Cairo to the grim fastness of the Citadel!
501 pages, Kindle Edition
Published July 29, 2026
About the author
Sean McLachlan
95 books112 followersSean McLachlan is a former archaeologist who worked for many years on excavations in the Middle East, Europe, and the United States. Now a full-time writer, he specializes in fiction, history, and adventure travel. In 2013 he won the Lowell Thomas Travel Journalism Award for his Iraq reportage.
Half of Sean's time is spent on the road researching and writing. He's traveled to more than 30 countries, interviewing nomads in Somaliland, climbing to clifftop monasteries in Ethiopia, studying Crusader castles in Syria, and exploring caves in his favorite state of Missouri.
Sean works in a number of genres, especially historical mystery and science fiction.
Sean is always happy to hear from his readers, so drop him a line via his blog!
Half of Sean's time is spent on the road researching and writing. He's traveled to more than 30 countries, interviewing nomads in Somaliland, climbing to clifftop monasteries in Ethiopia, studying Crusader castles in Syria, and exploring caves in his favorite state of Missouri.
Sean works in a number of genres, especially historical mystery and science fiction.
Sean is always happy to hear from his readers, so drop him a line via his blog!
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Displaying 1 - 3 of 3 reviews
August 8, 2026
This is another excellent book in the series.
September 18, 2026
Great stories
Impeccably researched—it doesn’t get any better than this. Great characters, fun storylines, a pleasure to read. Can’t wait to see how this new one ends. Well done!
Impeccably researched—it doesn’t get any better than this. Great characters, fun storylines, a pleasure to read. Can’t wait to see how this new one ends. Well done!
September 4, 2026
January 1921. Sir Augustus Wall's friend Moustafa has been arrested for the supposed killing of a British policeman. With Faisal busy as a street boy friend has been kidnapped, will both be able to save Moustafa.
An entertaining historical mystery
An entertaining historical mystery
Displaying 1 - 3 of 3 reviews