Michele Blanchard Lemee Books

Mosaics of Roman Africa

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During the days of the Roman Empire, between the second and sixth century A.D., some of the most spectacular mosaics in the history of art were created in the area largely comprised by present-day...

Maisons a mosaiques du quartier central de Djemila, Cuicul

By Michele Blanchard Lemee

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Sols de la Tunisie romaine

By Gilles Mermet, Michele Blanchard Lemee

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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.