Walter John Books

Alain fournier Le Paysage D une Ame

By Walter John

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The British Isles

By Walter John King, King W. J.

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The Guns That Won the West tells the colourful story of the wide range of firearms - from the smallest pistol to the rifles of the buffalo hunters - used by plainsmen and settlers, gamblers and eng...

German military handguns, 1879-1918

By Walter John

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The pistol book

By Walter John

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The airgun book

By Walter John

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The Luger book

By Walter John

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287 p. : 30 cm

Rifles of the world

By Walter John

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Rifles of the world

By Walter John

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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.