Mark Hodder Books

Strange Affair of Spring Heeled Jack The

By Mark Hodder, Gerard Doyle

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The Strange Affair of Spring Heeled Jack

By Mark Hodder

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Curious Case of the Clockwork Man

By Mark Hodder

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The Return of the Discontinued Man A Burton Swinburne Adventure

By Mark Hodder

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The rise of the automated aristocrats

By Mark Hodder

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"Sir Richard Francis Burton's expedition has returned from the future, bringing with it knowledge of technologies that must remain secret if history is to proceed as it should. However, when one of...

Sexton Blake and the Master Crooks Sexton Blake Library Book 2

By Mark Hodder

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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.