Wolf Eiermann Books

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Mies van der Rohe

By Andreas F. Beitin, Wolf Eiermann, Ferguson Helen Translator, Brigitte Franzen, Fiona Elliott, Ben Fergusson, Ludwig Mies Van Der Rohe

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Ludwig Mies van der Rohe (1886-1969), one of the 20th century's most important architects, created numerous montages and collages between 1910 and 1965 that are fascinating illustrations of the des...

Heinrich Friedrich Fuger

By Christina Eiber, Wolf Eiermann, Marc Gundel

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Amusements

By Karin Rein, Karin Rhein, Wolf Eiermann

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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.