Cora Harrison Books

Verdict of the Court

By Cora Harrison

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Writ in stone

By Cora Harrison

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A Mystery of Medieval Ireland -" ""Christmas, 1509." Mara, the investigating judge of the Burren, has accepted the offer of marriage made by King Turlough. But on the eve of the marriage festivitie...

Scales Of Retribution

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Cardinal s Court

By Cora Harrison

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The cardinal's court

By Cora Harrison

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Lawyer Hugh Mac Egan has arrived from Ireland to draw up the marriage contract between James Butler, son of his employer the Earl of Ormond, and Anne Boleyn - a dynastic alliance that will resolve...

Secret of 1798 Drumshee Timeline Series Book 4

By Cora Harrison

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World War II Rescue at Drumshee Drumshee Timeline Series

By Cora Harrison

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Secret Spy from Drumshee Drumshee Timeline

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My Lady Judge

By Cora Harrison

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Michaelmas Tribute

By Cora Harrison

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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.