Willi Fahrmann Books

Long Journey of Lukas B.

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In the 1870's fourteen-year-old Lukas accompanies a group led by his master carpenter grandfather, from their Prussian village to the United States, to seek their fortunes, and where Lukas hopes to...

Year of the Wolves

By Willi Fahrmann

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The long journey of Lukas B.

By Willi Fahrmann

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N oublie pas Christina ...

By Willi Fahrmann

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Quand le vent se leve

By Willi Fahrmann

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Jakob und seine Freunde.

By Willi Fahrmann

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Der Konig und sein Zauberer. Nach der Artussage erzahlt.

By Jindra Capek, Willi Fahrmann

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Der lange Weg des Lukas B.

By Willi Fahrmann

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Zeit zu hassen Zeit zu lieben. Die Bienmann Saga .

By Willi Fahrmann

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Das Jahr der Wolfe. Ab 12 J. .

By Willi Fahrmann

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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.