Jon Courtenay Grimwood Books

Exiled Blade

By Jon Courtenay Grimwood

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Neoaddix

By Jon Courtenay Grimwood

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The fallen blade

By Jon Courtenay Grimwood

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Venice, 1407. The city is at the height of its powers. In theory, Duke Marco commands, but Marco is a simpleton so his aunt and uncle rule in his stead. They seem all powerful, yet live in fear of...

The fallen blade

By Jon Courtenay Grimwood

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Venice, 1407. The city is at the height of its powers. In theory, Duke Marco commands, but Marco is a simpleton so his aunt and uncle rule in his stead. They seem all powerful, yet live in fear of...

The Fallen Blade: Act One of the Assassini

By Jon Courtenay Grimwood

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Remix

By Jon Courtenay Grimwood

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The Outcast Blade: Act Two of the Assassini

By Jon Courtenay Grimwood

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The Fallen Blade

By Jon Courtenay Grimwood

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The Outcast Blade: Act Two of the Assassini

By Jon Courtenay Grimwood

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The Exiled Blade

By Jon Courtenay Grimwood

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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.