Helen Bryan Books

War brides

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Alice Osbourne, the stolid daughter of the late vicar, is reeling from the news that Richard Fairfax broke their engagement to marry Evangeline Fontaine, an American girl from the Deep South. Evang...

The sisterhood

By Helen Bryan

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Reeling from a broken engagement, adopted 19-year-old Menina Walker flees to Spain to bury her misery by writing her overdue college thesis on a 16th century Spanish artist. When she discovers that...

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.