Henry Chancellor Books

Colditz: The Untold Story of World War II's Great Escapes

By Henry Chancellor

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Colditz: The Definitive History: The Untold Story of World War II's Great Escapes

By Henry Chancellor

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The Museum's Secret: The Remarkable Adventures of Tom Scatterhorn (book 1) (The Remarkable Adventures of Tom Scatterhorn): Remarkable Adventures of Tom Scatterhorn Bk. 1

By Henry Chancellor

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Welcome to the Scatterhorn Museum! But don't get too excited - it's a cold and dingy place, crammed full of tatty stuffed animals and junk. Nobody much wants to visit any more, and its days are sur...

The Museum's Secret

By Henry Chancellor

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Tom's spending the holidays with his eccentric aunt and uncle at their weird old museum while his mother searches for Tom's missing father. The Scatterhorn Museum has been in Tom's family for over...

Colditz

By Henry Chancellor

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Colditz

By Henry Chancellor

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Colditz Tsp Edition

By Henry Chancellor

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The museum s secret

By Henry Chancellor

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In an exciting adventure that threads in and out of time, from an Edwardian ice fair to the wastes of Mongolia to the jungles of India, Tom discovers that there is far more at stake than the fate o...

The Museum s Secret

By Henry Chancellor

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The hidden world

By Henry Chancellor

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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.