David Thorn Books

The Mystery of Edwin Drood

By Charles Dickens

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The Lost Prince

By Frances Hodgson Burnett

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The Strange Case of Dr. Jekyll and Mr. Hyde

By David Thorn

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Light That Failed Library Edition

By Rudyard Kipling

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The Last Siege

By Jonathan Stroud

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A chance encounter on the snowy slopes of a castle moat throws together three lonely teenagers: Emily, Simon, and the highly imaginative and enigmatic Marcus.At first, the castle’s ruins are...

Heroes of the Valley

By Jonathan Stroud

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Halli Sveinsson has grown up in the House of Svein, hearing the legends of the heroes as all his forefathers did. Theirs is a peaceful society, where the violence of the past has been outlawed and...

His Majesty's Dragon

By Naomi Novik

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In the first novel of the New York Times bestselling Temeraire series, a rare bond is formed between a young man and a dragon, and together they must battle in the Napoleonic Wars.“A terrific...

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.