Henry Hasse Books

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.

Henry Hasse Books

The Beginning

Fantastic Stories Presents the Planet Stories Super Pack

Planet Stories Wtr 41

Planet Stories Fall 1941

Beyond the Green Prism Alcatraz of the Starways

Planet Stories Collection

Works of Henry Hasse

Planet Stories Summer 41

One Purple Hope

One Purple Hope and Three More Stories

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?