Jorg Schellmann Books

Joseph Beuys

By Bernd Kluser, Jorg Schellmann

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Andy Warhol Prints

By Claudia Defendi, Jorg Schellmann, Andy Warhol, Frayda Feldman

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This thoroughly revised and expanded third edition of Andy Warhol Prints: A Catalogue Raisonne 1962-1987 traces Warhol's complete graphic oeuvre from the first unique works on paper in 1962 through...

Forty Are Better Than One

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Christo and Jeanne Claude

By Jeanne Claude, Jorg Schellmann, Christo

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Christo and Jeanne-Claude, prints and objects, 1963-95

By Christo

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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.