Thomas Macri Books

These are the Avengers

By Thomas Macri

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Describes the powers and abilities of the members of the Avengers, including Ant-Man, Hulk, and Thor.

This Is Iron Man

By Craig Rousseau, Thomas Macri, Hi Fi Design

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This is Spider Man

By Thomas Macri

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Go an an adventure with Marvel's wall-crawling superhero, the amazing Spider-Man! This book introduces the superhero Spider-Man, explaining what makes him special.

This is Wolverine

By Thomas Macri

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Details the life of Wolverine, including his super powers and his battles alongside the X-Men.

The story of Iron Man

By Thomas Macri

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"Learn how Tony Stark became the super hero known as Iron Man."--The publisher.

The story of Spider Man

By Thomas Macri

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Read the tale of how Peter Parker came to have the powers and relative strength of a Spider! When Peter Parker is bitten in a lab by a spider, he becomes the super hero known as Spider-Man.

The story of the Avengers

By Thomas Macri

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Describes how a group of super heroes became the Avengers team.

Kree skrull War

By Thomas Macri, Ramon Bachs

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The story of Spider-Man

By Thomas Macri

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Tells the story of Peter Parker, a normal teenage boy who, when bitten by a radioactive spider and given spider-like super powers, decides to fight crime as the superhero Spider-Man.

The Avengers assemble

By Thomas Macri

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In this book you will meet the Mighty Avengers.

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.