Vatican Secret Archive Books in Order

This page lists the complete Vatican Secret Archive reading order by Gary McAvoy, with book numbers, publication years, and a publication-order view for readers who want to start at the beginning.

Updated 2026-06-22 / 12 books / 2021-2025

Vatican Secret Archive Reading Order

01 The Vivaldi Cipher 2021 Buy

02 The Opus Dictum 2022 Buy

03 The Petrus Prophecy(With: Ronald L. Moore) 2022 Buy

04 The Avignon Affair(With: Ronald L. Moore) 2022 Buy

05 The Jerusalem Scrolls 2023 Buy

06 The Galileo Gambit(With: Ronald L. Moore) 2023 Buy

07 The Confessions of Pope Joan 2023 Buy

08 The Celestial Guardian 2024 Buy

09 The Apostle Conspiracy 2024 Buy

10 The Hildegard Seeds 2025 Buy

11 The Voynich Codex 2025 Buy

12 The Medici Heresy 2025 Buy

Vatican Secret Archive Books by Publication Order

2021 The Vivaldi Cipher #1

2022 The Opus Dictum #2

2022 The Petrus Prophecy(With: Ronald L. Moore) #3

2022 The Avignon Affair(With: Ronald L. Moore) #4

2023 The Jerusalem Scrolls #5

2023 The Galileo Gambit(With: Ronald L. Moore) #6

2023 The Confessions of Pope Joan #7

2024 The Celestial Guardian #8

2024 The Apostle Conspiracy #9

2025 The Hildegard Seeds #10

2025 The Voynich Codex #11

2025 The Medici Heresy #12

Questions readers ask

What is the correct Vatican Secret Archive reading order?

The Vatican Secret Archive reading order on this page follows the numbered series order where available, with publication years shown beside each book.

How many Vatican Secret Archive books are there?

This catalog currently lists 12 Vatican Secret Archive books published across 2021-2025.

Who writes the Vatican Secret Archive books?

Vatican Secret Archive is listed as a book series by Gary McAvoy.

Should I read Vatican Secret Archive in publication order?

For most readers, publication order is the safest way to read Vatican Secret Archive. If a separate series order is available, this page shows that order first and publication years beside each title.

More by Gary McAvoy

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Source note: Sequencebooks organizes author, book, and series records from its catalog data. Publication years and series order are shown when available.