Mark Bilgrey Books

Ghouls Gone Wild #1

By Mark Bilgrey

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Tales From The Crypt #1: Ghouls Gone Wild

By Mort Todd, Don McGregor, Mark Bilgrey

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TALES FROM THE CRYPT is the acknowledged premier horror comic of all time. The original series suspended publication over fifty years ago. Papercutz has obtained the exclusive rights to revive this...

Tales From The Crypt #1: Ghouls Gone Wild

By Don McGregor, Mark Bilgrey, Marc Bilgrey

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Presents Four Tales Of Terror In The Spirit Of The Original Ec Comics Series, Including Body Of Work, Where Two Nosy And Somewhat Murderous Neighbors Discover Shocking Inspiration For Jack Kroll's...

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.