Hayden Sherman Books

Knight Terrors: Knockturnal Creatures

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Horror devastates the DC Universe, and in this volume, Harley Quinn, Poison ivy, Punchline, and Zatanna all respond to the nightmare world of Knight Terrors in their own unique way!In Knight Terror...

Batman: Detective Comics Vol. 2: Gotham Nocturne: Act I

By Ram V.

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Ram V and Rafael Albuquerque move to the next chapter for Detective Comics, where the dark opera of Gotham continues to become ever more perilous for Batman!Azmer the demon begins to rally the like...

Cold War Vol. 1 Tpb

By Mike Marts, Hayden Sherman, Christopher Sebela

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Wasted Space Vol. 2 TPB

By Adrian F. Wassel, Michael Moreci, Hayden Sherman

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Wasted Space Vol. 3

By Adrian F. Wassel, Michael Moreci, Hayden Sherman

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Wasted Space Vol. 4

By Campbell Jim, Adrian F. Wassel, Michael Moreci, Jason Wordie, Hayden Sherman

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MARY SHELLEY

By Adam Glass, Mike Marts, Olivia Cuartero Briggs, Hayden Sherman

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Chicken Devil

By Brian Buccellato, Mike Marts, Hayden Sherman

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Chicken Devils

By Brian Buccellato, Mike Marts, Hayden Sherman

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Dark Spaces: Dungeon

By Scott Snyder Hayden Sherman

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“TELL NO ONE” what you find in a secret torture dungeon. Or the previous owner might come back. Snyder and Sherman reunite for this installment of the Dark Spaces horror anthology.A fam...

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.