Magdalena M. Moeller Books

The Karl und Emy Schmidt-Rottluff Foundation has one of the largest collections of paintings of the pioneering "Brücke" co-founder Karl Schmidt-Rottluff. The previously unreleased complete collecti...

Emil Nolde als Sammler

By Astrid Becker, Christian Ring

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Die Sammlung Noldes von Werken des 20. Jahrhunderts birgt einen ungehobenen Schatz. Das Buch stellt sie erstmals der Öffentlichkeit vor. Graphiken von Erich Heckel, Ernst Ludwig Kirchner, Max Pechs...

Karl Schmidt Rottluff

By Karl Schmidt Rottluff

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Neue Forschungen und Berichte

By Magdalena M. Moeller, Dorte Ahrens

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Erich Heckel

By Magdalena M. Moeller

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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.