Lorrain Jean Books

Nightmares of an Ether drinker

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Le 30 juin 1890, L'Écho de Paris annonce une nouvelle chronique: " Une femme par jour ". Jean Lorain, chroniqueur de ce quotidien, puise aux sources de l'écriture artiste de la Décadence et du Symb...

Monsieur De Phocas La petite vermillon

By Lorrain Jean

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Le poison de la Riviera

By Lorrain Jean

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Correspondance et poemes

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Heures d'Afrique

By Lorrain Jean

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L' ecole des vieilles femmes (1905)

By Lorrain Jean

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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.