James A. Owen Books

The dragons of winter

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With the Archipelago of Dreams in the hands of the Echthroi and the link to the Summer Country lost, the Grail child, Rose Dyson, the new Cartographer, Edmund McGee, and the Caretakers Emeritus see...

First Dragon

By James A. Owen

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First Dragon

By James A. Owen

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The Dragon s Apprentice

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Here There Be Dragons

By James A. Owen

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Search for the Red Dragon

By James A. Owen

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Secrets of the Dragon Riders

By James A. Owen

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Dawn of the dragons

By James A. Owen

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Three young men are entrusted with the Imaginarium Geographica, an atlas of fantastical places to which they travel in hopes of defeating the Winter King, then John, Jack, and Charles return nine y...

Fall of the Dragons

By James A. Owen

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Dawn of the dragons

By James A. Owen

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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.