Jessica Blair Books

In Newcastle, love is blossoming between Robert Addison, son of a successful merchant, and Adele Jordan, when Robert discovers something scandalous that he fears will ruin many people's lives. He c...

The red shawl

By Jessica Blair

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A distant harbour

By Jessica Blair

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The restless spirit

By Jessica Blair

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The Locket

By Jessica Blair

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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.