Gavin Thorpe Books

Codex: Space Marines

By Andy Chambers, Jervis Johnson, Gavin Thorpe

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Warhammer 40,000 The Ultimate Guide

By Gavin Thorpe

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The first-ever Warhammer 40,000 encyclopedia is here.Dive into the vast universe of Warhammer 40,000 and explore miniatures from every faction, captured in all their glory through official photogra...

Warhammer 40,000 La guia visual definitiva (The Ultimate Guide)

By Gavin Thorpe

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Warhammer 40,000: La guía visual definitiva se adentra en el vasto universo del 41.º Milenio para que puedas explorarlo con milimétrico detalle a través sus modelos y miniaturas.Observa las miniatu...

Warhammer 40,000

By Gavin Thorpe

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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.