Cora Harrison Books

Deed of Murder

By Cora Harrison

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The Cross Of Vengeance A Burren Mystery

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A shameful murder

By Cora Harrison

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Cork, Ireland, 1923. When, one wet March morning, Reverend Mother Aquinas discovers a body at the gate of the convent chapel, she immediately sends for one of her former pupils, Police Sergeant Pat...

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...

A fatal inheritance

By Cora Harrison

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"When a woman's body is discovered, strangled and bound with rope to the stone torso of Fár Breige, the ancient stone god which stands sentinel above the haunted caves and ancient fortifications of...

Unjust Judge

By Cora Harrison

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Verdict of the Court

By Cora Harrison

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Gruesome Discovery

By Cora Harrison

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Death of a Novice

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.