Gordon Purcell Books

Kolchak Night Stalker

By Gordon Purcell, Jeff Rice, Terry Pallott Color Ken Wolak Cover Ken Meyer Jr

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Kolchak The Night Stalker Volume 1

By Doug Klauba, Stuart M. Kaminsky, Joe Gentile, Gordon Purcell, Jeff Rice, Christopher Jones, Stefan Petrucha

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AVENGERS: THE GATHERING OMNIBUS

By Bob Harras

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One of the most shocking stories in Avengers history! When the Swordsman returns from the dead with the mysterious Magdalene by his side, a sprawling saga begins - and at its heart stands the shado...

Lost in Space

By Terry Pallo, Gordon Purcell, Brian McDonald

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Star Trek the Next Generation Doctor Who 2

By J. K. Woodward, David Tipton, Scott Tipton, Gordon Purcell

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Star Trek Comics Classics: The Trial of James T. Kirk

By Peter David

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These are the classic comics adventures of Kirk, Spock and the crew of the U.S.S. Enterprise, now collected in graphic novel format with exclusive new background material!Captain Kirk’s actio...

Infinite Crisis Aftermath

By JustinM Gray

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The Phantom Generations

By Mike Bullock, Tom DeFalco, Justin Gray, Will Murray, Gordon Purcell, Mike Baron, Pat Quinn, Ben Raab, Alex Saviuk, Aaron Shaps

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The X Files Vol. 3

By Gordon Purcell, Stefan Petrucha

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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.