Janet Gleeson Books

Privilege and Scandal: The Remarkable Life of Harriet Spencer, Sister of Georgiana

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The first biography of Lady Harriet Spencer, ancestor of Diana, Princess of Wales, and devoted sister of Georgiana, Duchess of Devonshire. Harriet Spencer was one of the most glamorous, influential...

Privilege and Scandal: The Remarkable Life of Harriet Spencer, Sister of Georgiana

By Janet Gleeson

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The Arcanum: The Extraordinary True Story

By Janet Gleeson

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The Arcanum

By Janet Gleeson

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The Grenadillo Box

By Janet Gleeson

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The Thief Taker

By Janet Gleeson

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The Moneymaker Penguin Joint Venture Readers

By Janet Gleeson

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The Moneymaker Penguin Joint Venture Readers

By Janet Gleeson

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Arcanum: The Extraordinary True Story of the Invention of European Porcelain

By Janet Gleeson

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The Moneymaker John Law The Founder Of Modern Finance

By Janet Gleeson

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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.