Welles Hartley Books

The Imperial Perspective Star Wars Empire Vol. 3

By Jeremy Barlow, Paul Alden, Patrick Blaine, Raul Trevino, Brian Ching, Welles Hartley, Davide Fabbri

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Clone Wars Adventures Vol. 2 Star Wars

By Matt Fillbach, W. Haden Blackman, Welles Hartley, Shawn Fillbach

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Obi-Wan Kenobi and Anakin Skywalker play a deadly game of cat and mouse against Separatist droid fighters-and a squadron of highly skilled human pilots who have pledged their guns to Count Dooku. A...

The Wrong Side of the War Star Wars Empire Vol. 7

By Christian Dalla Vecchia, David Michael Beck, Welles Hartley, Davide Fabbri

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Star Wars

By Matt Fillbach, Welles Hartley, Shawn Fillbach

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Star Wars

By Jeremy Barlow, Paul Alden, Welles Hartley, Ron Marz

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Star Wars

By Tomas Giorello, Welles Hartley, Adriana Melo, Ron Marz

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Star Wars Tiempos oscuros no 02 06

By Mick Harrison, Welles Hartley

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Endgame Star Wars Clone Wars Vol. 9

By John Ostrander, Jan Duursema, Welles Hartley, Others, Doug Wheatley

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Star Wars Dark Times

By Mick Harrison, Welles Hartley, Doug Wheatley

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Star Wars Empire

By Welles Hartley

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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.