Leonard Gentile Books

Dead Magic 2

By Mur Lafferty, Kraig Blackwelde, John Chambers, Sam Chupp, Leonard Gentile, Bryan Armor

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Forged by Dragons Fire Mage

By John Snead, Kraig Blackwelder, Leonard Gentile

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Dark Ages

By Samuel Inabinet, John Chambers, Kraig Blackwelder, Steve Kenson, Bill Bridges, Carrie Ann Lewis, Leonard Gentile, Stephen Michael Dipesa

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Orpheus: Crusade Of Ashes

By Jacob Docherty, Kraig Blackwelder, Tim Dedopulos, Leonard Gentile, Allen Rausch, Guy-Francis Vella, Kraig Blackwelder, Tim Dedopulos, Jacob Docherty, Leonard Gentile III, Allen Rausch, Guy-Franceis Vella, With Genevieve Cogman, Ellen Kiley, Matthew McFarland, Lucien Soulban

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The Eve of TwilightAn invisible crusade is underway, and Orpheus Group is haunted by its past. Organization members are on the run from a mysterious adversary that commands Spectres, and from merce...

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.