Michael Fleisher Books

This volume chronicles the first twenty-six years of Batman's career, including accounts of more than 1,000 adventures, over 1,000 entries about his friends, foes and history, and over 200 rare ill...

Savage Sword of Conan

By Michael Fleisher, Gil Kane, Val Mayerik, John Buscema, Roy Thomas, Chris Claremont, Alfredo Alcala, Bruce Jones

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Vampirella Archives Volume 13

By Michael Fleisher, John Lakey, Esteban Maroto, Roger McKenzie, Rich Margopoulos, Nicola Cuti, Gerry Boudreau, Jim Stenstrum, Val Lakey, Bill DuBay, Bruce Jones, Don Glut

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Jonah Hex

By Michael Fleisher, George Moliterni, Noly Panaligan, Jose Luis Garcia Lopez

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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.