Tim McGrath Books

WINNER OF THE SAMUEL ELIOT MORISON AWARD FOR NAVAL LITERATURE • “A meticulous, adrenaline-filled account of the earliest days of the Continental Navy.”—New York Times bestselling author Laurence Be...

James Monroe

By Tim McGrath

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The extraordinary life of James Monroe: soldier, senator, diplomat, and the last Founding Father to hold the presidency, a man who helped transform thirteen colonies into a vibrant and mighty repub...

John Barry

By Tim McGrath

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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.