Harry Groome Books

Fresh Fiction for Fresh Water Fishing

By Fred DeFauw Et Al, Harry Groome, Sid Gustafson

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"Carrie Ritter flees to the wilds of Alaska with a manly fugitive from society to escape her repetive life in southern California where she has experienced one too many failed relationships. When s...

Celebrity Cast

By Harry Groome

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Giant of the Valley

By HARRY GROOME

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The Girl Who Fished With A Worm

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The Best of Families

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Giant of the Valley

By Harry Groome

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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.