Catherine Nichols Books

A simple presentation of the life of Harriet Tubman, who helped over 300 slaves, including her elderly parents, to escape to freedom via the Underground Railroad.

An Innkeeper s Horse King of the Wind Storybooks

By Catherine Nichols

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Battle of the Stallions King of the Wind Storybooks

By Catherine Nichols

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Sire of Champions King of the Wind Storybooks

By Steven James Petruccio, Catherine Nichols

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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.