Ian Crofton Books

Biomes Atlases

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'If I had to choose between betraying my friend and betraying my country, I hope I should have the courage to betray my country.' So wrote the English novelist E.M. Forster in 1951. People have bet...

In the Words of the Presidents

By Ian Crofton

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The Kings and Queens of England

By Ian Crofton

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History Without the Boring Bits

By Ian Crofton

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The Kings and Queens of England

By Ian Crofton

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History without the boring bits

By Ian Crofton

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The Kings and Queens of England

By Ian Crofton

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Great Escapes

By Ian Crofton

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Great Escapes brings together extraordinary stories of daring escapes from prison, prisoner-of-war camps and other places of incarceration and confinement, drawn from every period of history and fr...

The disappeared

By Ian Crofton

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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.