Phillip Kennedy Johnson Books

Jim Henson s the Power of the Dark Crystal Vol. 2

By Simon Spurrier, Kelly Matthews, Phillip Kennedy Johnson, Nichole Matthews

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Superman: Action Comics Vol. 3: Warworld Revolution

By Phillip Kennedy Johnson

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As the Warworld Saga reaches a breaking point, battle lines are drawn between the two towering forces at odds: Mongul and Superman.Superman has become a force to be reckoned with inside Warworld&rs...

Superman: Kal-El Returns

By Phillip Kennedy Johnson

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Father and son are at last reunited after the Warworld Saga ripped them apart!In the aftermath of Superman’s epic Warworld Revolution, the Man of Steel is back on Earth and stronger than he&r...

The Fellspyre Chronicles Book I

By Phillip Kennedy Johnson

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Two fellowships of heroes struggle with the same threat...30 years apart. One group will doom their world the other must try to save it.Thirty years ago, a band of heroes traveled beyond the b...

Superman: The Warworld Saga

By Phillip Kennedy Johnson

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After learning of an enslaved race with mysterious ties to Krypton, Superman and the Authority leave earth and travel across the galaxy to liberate Warworld. Think it’s that simple? Think aga...

Steelworks

By Phillip Kennedy Johnson

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The future of Metropolis is here! Steel, a fan-favorite part of the Superman mythos, is back in a new story written by sci-fi icon Michael Dorn!The Metropolis of the future is here today, but can i...

Green Lantern: War Journal Vol. 1: Contagion

By Philip Kennedy Johnson

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John Stewart returns as Green Lantern for a story about rediscovering your past and forging your future as a Guardian!Just when John Stewart thought he was out as a Green Lantern…he’s...

Titans: Beast World Tour

By Joe Casey

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In this companion volume to Titans: Beast World, witness the shape-shifting infection spread across the DC Universe, from Metropolis to Gotham and beyond!In Titans: Beast World, a shape-shifting in...

Superman: Action Comics Vol. 2: To Hell and Back

By Phillip Kennedy Johnson

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The Golden Age of Metropolis has begun for the Super-Family and Steelworks! However, when a nightmare looms over the city of dreams, which heroes will be left to defend it?It’s a brand-new go...

Tales from the DC Dark Multiverse II

By Various

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The gateway into the Dark Multiverse has been opened...what stories will come out?The twisted timelines that showed the Dark Multiverse and all the devasting danger that it contains are collected i...

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.