Mark Farmer Books

Uncanny X Men Nation X Book 1

By Matt Fraction

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Hawkeye Vol. 2

By Matt Fraction

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Captain America by Ed Brubaker Volume 3

By Ed Brubaker, Mark Gruenwald

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Gen 13

By Mark Farmer, Adam Hughes

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"The sequel to Grant Morrison's genre-defining run on ANIMAL MAN, this volume features stories never before reprinted from writer Tom Veitch and a host of talented artists, including Steve Dillon (...

Animal Man

By Jamie Delano

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"The sequel to Grant Morrison's genre-defining run on ANIMAL MAN, this volume features stories never before reprinted from writer Jamie Delano, best known for his run on HELLBLAZER. After being kil...

Animal Man

By Jamie Delano

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"More stories of Animal Man following Grant Morrison's genre-defining run on the series, this volume features stories never before reprinted from writer Jamie Delano, best known for his run on HELL...

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.