Timothy Duffy Books

We Are the Music Makers

By Denise Duffy, Timothy Duffy

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Blue Muse

By Russell Lord, Timothy Duffy, William Ferris

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Music Makers

By Timothy Duffy

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We Are the Music Makers

By Denise Duffy, Timothy Duffy

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Hanging Tree Guitars

By Timothy Duffy, Freeman Vines, Zoe Van Buren

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To meet Freeman Vines is to meet America itself. An artist, a luthier and a spiritual philosopher, Vines' life is a roadmap of the truths and contradictions of the American South. He remembers the...

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.