Shawn Martinbrough Books

Punisher and Bullseye

By Mico Suayan, Charlie Huston, Marc Guggenheim, Shawn Martinbrough, Leinil Francis Yu

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Punisher Bullseye

By Charlie Huston, Marc Guggenheim, Shawn Martinbrough, Leinil Francis Yu

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Heavy

By Shawn Martinbrough

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Hellboy and the B.P.R.D.: 1957

By Script By Mike Mignola With Chris Roberson. Art By Laurence Campbell Shawn Martinbrough Alison Sampson Stephen Green Mike Norton. Colors By Dave Stewart

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Hellboy crisscrosses the globe on missions to track down demonic books, solve the sightings of mysterious creatures, and deal with restless spirits in this gripping collection of one-shots. These...

Hellboy and the B.P.R.D.: 1955-1957

By Others., Stories By Mike Mignola, Chris Roberson. Art By Brian Churilla Mike Norton Shawn Martinbrough Paolo Rivera Alison Sampson Laurence Campbell

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Join Hellboy and his fellow agents on globe-trotting horrifying mystery adventures from a fire ghost in a forgotten dinosaur theme park to vengeful demons in Hong Kong, Cold War weapons tests that...

Thief of Thieves Vol. 6

By Andy Diggle, Adriano Lucas, Shawn Martinbrough

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Thief of Thieves Volume 7

By Adriano Lucas, Shawn Martinbrough, Brett Lewis

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Thief of Thieves Vol. 7

By Adriano Lucas, Shawn Martinbrough, Brett Lewis

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Case of the Missing Bicycles Judge Kim and the Kids Court

By Milo Stone, Shawn Martinbrough

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Doggie Defendant Judge Kim and the Kids Court

By Milo Stone, Shawn Martinbrough

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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.