Jacques Ravenne Books

The Four Symbols

By Maren Baudet Lackner, Jacques Ravenne, Eric Giacometti

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Shadow ritual

By Eric Giacometti

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An electrifying thriller about the rise of extremism. Two ritual murders--one in Rome and one in Jerusalem--rekindles an ancient rivalry between modern-day secret societies for knowledge lost at th...

Resurrection La Saga du Soleil Noir Tome 4

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Conjuration Casanova

By Eric Giacometti, Jacques Ravenne

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Le frere de sang

By Eric Giacometti, Jacques Ravenne

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La Croix des Assassins

By Eric Giacometti, Jacques Ravenne

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Apocalypse

By Eric Giacometti

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Et si les francs-maçons détenaient le secret de la fin des Temps? Depuis 2000 ans, le monde toujours prompt à s'embraser n'a jamais été aussi près de sa fin: le Signe tant attendu est arrivé sous l...

Le septieme templier

By Eric Giacometti

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Huitième enquête du commissaire Antoine Marcas dans les arcanes de la franc-maçonnerie qui remontent jusqu'aux Templiers. [SDM].

L Empire du Graal

By Giacometti Ravenne Eric Ravenne Jacques

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Lux Tenebrae

By Jacques Ravenne, Eric Giacometti

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.