Ned Hartley Books

Dark Tales The Hound of the Baskervilles

By Doyle A. Conan

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Ladybird Big Book of Dead Things

By Binny Talib, Ned Hartley

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Ladybird Big Book of Dead Things

By Binny Talib, Ned Hartley

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Spider-Man: The Bug Bite that Changed Everything

By Ned Hartley

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The full origin story for your friendly neighborhood Spider-Man—perfect for early readers! This debut entry in Marvel’s chapter book series gives kids easy-to-read origin stories for al...

Ultimate Pokemon Trainer s Guide

By Ned Hartley

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Atlas of Marvel

By Jensine Eckwall, Ned Hartley

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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.