James Cawthorn Books

Two out of print classic fantasy stories created by Michael Moorcock collectedThe adventures of Dorian Hawkmoon, Duke of Köln, as he fights against the Dark Empire of Granbretan and attempts t...

Renegade Swords III

By Robert E. Briney, Brian McNaughton, D.M. Ritzlin, Lars Walker, James Cawthorn, Gene DeWeese, W. Paul Ganley, Adrian Cole

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The Golden Barge

By M. John Harrison, Michael Moorcock, James Cawthorn

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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.