Douglas Gunn Books

The Irish Collection For Violin And Keyboard Vol. 2 Irish Tuneboook

By Music Sales Corporation, Douglas Gunn

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The Review of Contemporary Fiction Fall 1995

By Adria Frizzi, Douglas Gunn

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The Irish Collection Carolan For Recorder

By Music Sales Corporation, Douglas Gunn

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Vintage Menswear

By Josh Sims, Douglas Gunn, Roy Luckett

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Curated by connoisseurs of vintage clothing, 'The Vintage Showroom' is a vast collection of rare 20th-century menswear that fashion designers and stylists pay to view, using the cut and detailing o...

Vintage Menswear

By Josh Sims, Douglas Gunn, Roy Luckett

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The romantic castles of Scotland

By Douglas Gunn

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The Isle of Skye by Car

By Douglas Gunn

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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.