Karen Hearn Books

Nicholas Hilliard English Portrait Miniaturists

By Karen Hearn

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In Celebration

By Karen Hearn, Robert Upstone, Giles Waterfield

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"Together with Holbein, Anthony van Dyck (1599-1641) is one of the most important names in British pre-18th century art. Born in Antwerp he was a precocious talent, rising swiftly to become the chi...

Van Dyck & Britain

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Van Dyck and Britain

By Karen Hearn

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Compton Verney

By Curators At Compton Varney

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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.