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The Rule of Four

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"Princeton. Good Friday, 1999. On the eve of graduation, two students are a hairsbreadth from solving the mysteries of the Hypnerotomachia Poliphili, a Renaissance text that has baffled scholars for centuries.

About The Rule of Four

"Princeton. Good Friday, 1999. On the eve of graduation, two students are a hairsbreadth from solving the mysteries of the Hypnerotomachia Poliphili, a Renaissance text that has baffled scholars for centuries. Famous for its hypnotic power over those who study it, the five-hundred-year-old Hypnerotomachia may finally reveal its secrets - to Tom Sullivan, whose father was obsessed with the book, and Paul Harris, whose future depends on it. As the deadline looms, research has stalled - until an ancient diary surfaces. What Tom and Paul discover inside shocks even them: proof that the location…

Description via Open Library · source.

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The Rule of Four — frequently asked

Is The Rule of Four on Spotify?
We haven't confirmed The Rule of Four on Spotify's audiobook catalog yet. Spotify audiobooks are included with Premium (up to a monthly listening limit) in supported markets.
Is The Rule of Four on Apple Books?
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Who wrote The Rule of Four?
The Rule of Four is by Ian Caldwell.
Where can I buy the The Rule of Four audiobook?
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