Matthew G. Grant Books

Harriet Tubman black liberator

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A biography of the famous conductor on the Underground Railroad who worked to free her people before, during, and after the Civil War.

Lafayette freedom's general

By Matthew G. Grant

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An easy-to-read biography of the French nobleman who was a leader in both the American and French revolutions.

Buffalo Bill

By Matthew G. Grant

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Squanto

By Matthew G. Grant

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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.