Erec Gellautz Books

Land scope

By Katharina Zimmermann, Ulrich Pohlmann, Erec Gellautz, Christina Leber

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The exhibition and catalogue are dedicated to landscape representation in postmodern and contemporary photographic art. Since the end of the 18th century, the art of Romanticism has shaped our idea...

Die gebrauchte Kirche

By Norbert Nussbaum, Sebastian Fitzner, Erec Gellautz, Dieter Griesbach Maisant

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In 2006 the 700th anniversary of the consecration of the choir of the gothic Church of Our Lady in Friedberg (Hesse) was commemorated. Two events were held to celebrate this anniversary: a series o...

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.