Chris Nickson Books

Leeds, 1954: When enquiry agent Dan Markham takes on a case for Joanna Hart, she simply wants to know if her husband Freddie is being unfaithful. But when Freddie Hart is killed, Markham suspects s...

The Holywell Dead

By Nickson

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The crooked spire

By Chris Nickson

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Orphaned by the Black Death, all John possesses are the tools that belonged to his father, a carpenter, and an uncanny ability to work wood. His travels bring him to Chesterfield, where he finds wo...

Ozzy knows best

By Chris Nickson

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Emma

By Chris Nickson

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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.