John Cassaday Books

Hellboy: Weird Tales

By Stories, Michelle Madsen., Art By Mike Mignola John Cassaday J.H. Williams Craig Thompson A Nd Others. Colors By Dave Stewart

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Some of the best writers and artists in comics team up to present stories of giant bats, demon children, jetpacks, haunted circuses, and rusted out spaceships. It’s old-fashioned pulp fun fea...

Dynamite Art of the Shadow

By John Cassaday, Howard Chaykin, Chris Samnee, Alex Ross, Matt Wagner

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Dynamite Art of John Cassaday

By John Cassaday, Dynamite Dynamite

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Dynamite Art of John Cassaday

By John Cassaday, None

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I am Legion

By John Cassaday, Fabien Nury

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Tipping Point

By Atsushi Kaneko, Bob Fingerman, Keiichi Koike, Emmanuel Lepage, Eddie Campbell

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Tipping Point Ultra Deluxe Edition

By John Cassaday, Bob Fingerman, Eddie Campbell

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The Lone Ranger Cover Art of John Cassaday

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Lone Ranger

By John Cassaday, Sergio Cariello, Brett Matthews

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Lone Ranger

By John Cassaday, Sergio Cariello, Brett Matthews

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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.