Courtney Kelley Books

Kelbourne Woolens

By Kate Gagnon Osborn

Average: 0.00, 0 Ratings

Vintage modern knits

By Kate Gagnon Osborn, Courtney Kelley

Average: 0.00, 0 Ratings

November knits

By Kate Gagnon Osborn

Average: 0.00, 0 Ratings

"Fall is an ever-popular season for knitters, and with November Knits you can knit warm and stylish garments and accessories to make the season a little cozier. Popular knit designers and authors C...

111 Places in Seattle That You Must Not Miss

By Joost Heijmenberg, Evan Levy, Courtney Kelley, Harriet Baskas, Rachel Mazor

Average: 0.00, 0 Ratings

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.