Jacqueline O Brien Books

Great Irish houses and castles

By Jacqueline O Brien

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Dublin a Grand Tour

By Jacqueline O Brien, Desmond Guinness

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The Authorized Biography of Vincent O Brien

By Jacqueline O Brien

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Dublin

By Jacqueline O Brien, Desmond Guinness

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Great Irish houses and castles

By Jacqueline O Brien

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From the earliest castle strongholds to the impressive creations of the high Victorian era, Ireland's magnificent architectural heritage is richly portrayed here as never before. Splendid new photo...

Vincent O Brien

By Ivor Herbert, Jacqueline O Brien

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On we go the Wittenoom way

By Jacqueline O Brien

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Court and Camera The Life and Times of A. H. Stone

By Jacqueline O Brien

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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.