Sharon Kay Penman Books

Dragon's Lair

By Sharon Kay Penman

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Devil's Brood

By Sharon Kay Penman

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A King's Ransom

By Evan Hunter

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Travelling home from the crusades, Richard was shipwrecked off the coast of Austria, after an encounter with pirates. Richard should have been under the Church's protection, but in Outremer he had...

Lionheart

By Sharon Kay Penman

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The sunne in splendour

By Sharon Kay Penman

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Falls the Shadow

By Sharon Kay Penman

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The Sunne in Splendour

By Sharon Kay Penman

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Here Be Dragons

By Sharon Kay Penman

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Time and Chance

By Sharon Kay Penman

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In When Christ and His Saints Slept, acclaimed historical novelist Sharon Kay Penman portrayed all the deceit, danger, and drama of Henry II’s ascension to the throne. Now, in Time and Chance, she...

Devil's Brood

By Sharon Kay Penman

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A.D. 1172. Henry II’s three eldest sons conspire against him and align themselves with his greatest enemy, King Louis of France, but it’s Eleanor of Aquitaine’s involvement in the plot to overthrow...

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.