Bill Matheny Books

The Tick in Raw Uncooked Justice Fox Saban Funhouse

By Dwayne McDuffie

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In The Clutches Of The Penguin

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Catwoman Gets Busted By The Batman

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Batman Strikes

By Bill Matheny, Terry Beatty, Christopher Jones, Heroic Age

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Disney s Lilo Stitch 1 Comic Zone

By Michael Stewart

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Bane on the rampage

By Bill Matheny

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The young Dark Knight faces the mighty Bane, a foe who is twice his size and has the wiles of ten men. The young Dark Knight faces a foe who is twice his size and has the wiles of ten men: the mig...

Batman Strikes

By Bill Matheny, Terry Beatty, Christopher Jones, Heroic Age

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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.