William Ernest Linney Books

School of the Prophets

By William Ernest Linney

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School of the Prophets

By William Ernest Linney

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Keep Going with Latin

By William Ernest Linney

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What's preventing you from teaching Latin in your homeschool or learning it on your own? If you're intimidated because you've never studied Latin, bewildered by traditional Latin books that move to...

Getting Started with French

By William Ernest Linney, Brandon Simpson

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What's preventing you from teaching French in your homeschool or learning it on your own? If you're intimidated because you've never studied French, bewildered by traditional French books that move...

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.