John R. Neill Books

Jack Pumpkinhead and the Saw Horse

By John R. Neill, The Gunston Trust, L. Frank Baum

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Morskie fei

By L. Frank Baum

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The Wizard of Oz

By Jack Zipes, L. Frank Baum

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This stunning collectible hardcover edition of L. Frank Baum's classic features gorgeous printed and sprayed edges and colored endpapers designed with an Ex Libris bookplate In time to celebrate...

Little Wizard Stories of Oz

By John R. Neill, Martin Gardner, L. Frank Baum

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John Dough the Cherub

By L. Frank Baum

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Snow Bound

By John R. Neill, Wallace Rice, John Greenleaf Whittier

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Wizard of Oz

By John R. Neill, W. W. Denslow

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Wizard of Oz

By John R. Neill, L. Frank Baum, W. W. Denslow

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Emerald City of Oz

By John R. Neill

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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.