Terry Kavanagh Books

Marvel Firsts

By DG Chichester, Fabian Nicieza, Tom Defalco, Terry Kavanagh

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Venom

By Howard Mackie, Terry Kavanagh, Carl Potts

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Spider Man 2099 Classic Vol. 4

By Peter David, Terry Kavanagh

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X Men

By Davis Alan, Tom Raney

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When the High Evolutionary announces that mutantkind is an unnaceptable danger to humanity and destroys the X-gene, reverting all mutants to humans, the X-Men worry the Evolutionary is only a playe...

X Men Onslaught Bk. 3

By John Ostrander, Mark Waid, Howard Mackie, Tom DeFalco, Terry Kavanagh

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Xmen The Shattering

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Avengers

By Andy Lanning, Dan Abnett, Mike Deodato Jr., Terry Kavanagh, Bob Harras

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Green Goblin

By Scott McDaniel, Darick Robertson, Tom Defalco, Terry Kavanagh, Kevin Kobasic

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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.