James A. Owen Books

Here There Be Dragons

By James A. Owen

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Indigo King

By James A. Owen

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The shadow dragons

By James A. Owen

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The Winter King's Shadow, having gained control of the doors from the Keep of Time and of an army of Dragon Shadows, plans to use the turmoil of World War II to conquer worlds, but all Caretakers,...

The dragon s apprentice

By James A. Owen

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Seven years after facing the Dragon Shadows, John, Jack, and Charles return to the Archipelago of Dreams but their reunion with old friends in spoiled by the threat of primordial Shadow Ecthroi and...

The Dragon s Apprentice Chronicles of the Imaginarium Geographica The

By James A. Owen

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Dragon s Apprentice

By James A. Owen

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Lost Treasures of the Pirates of the Caribbean

By Lon Saline, James A. Owen, Jeremy Owen, Mary McCray

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The dragons of winter

By James A. Owen

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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...

Dragons of Winter

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.