Tom DeFalco Books

The Marvel Encyclopedia

By Daniel Wallace, Tom Brevoort, Andrew J. Darling, Tom DeFalco, Michael Teitelbaum, Peter Sanderson

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Spider-Man: The Ultimate Guide (Amazing Spider-Man (DK Publishing))

By Tom DeFalco, Tom Defalco

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Marvel authority Tom DeFalco unmasks the history of the beloved websling in this updated edition of DK's definitive guide, which includes more than 600 full-color illustrations from the Spider-Man...

Marvel Chronicle

By Peter Sanderson, Tom DeFalco, Paul Gravett, Matthew Manning, Tom Brevoort

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Dig into the archives of Marvel Comics with this massive compendium. Every iconic hero and villain of the Marvel Comics Universe is chronologically catalogued in this lush celebration of Marvel's s...

Hulk

By Tom Defalco

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Spider man

By Tom DeFalco

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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.