Marc Morris Books

King John Treachery and Tyranny in Medieval England

By Marc Morris, Ralph Lister

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The Norman Conquest

By Marc Morris, Frazer Douglas

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The Norman conquest

By Marc Morris

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A riveting and authoritative history of the single most important event in English history: the Norman Conquest.

Edward I is familiar to millions as "Longshanks," conqueror of Scotland and nemesis of Sir William Wallace (in "Braveheart"). Yet this story forms only the final chapter of the king's action-packed...

A Great and Terrible King

By Marc Morris

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Castles

By Marc Morris

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Beginning with their introduction in the eleventh century, and ending with their widespread abandonment in the seventeenth, Marc Morris explores many of the country's most famous castles, as well a...

Castles

By Marc Morris

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The Anglo Saxons A History of the Beginnings of England

By Marc Morris, Roy McMillan

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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.