CHarlotte Armstrong Books

Troubled Daughters, Twisted Wives

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Fourteen chilling tales from the pioneering women who created the domestic suspense genreMurderous wives, deranged husbands, deceitful children, and vengeful friends. Few know these characters—and...

Dream Walker

By Charlotte Armstrong

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Albatross

By Richard Armstrong

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Canine Crimes 2

By Cynthia Manson, Various

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Simply the Best Mysteries

By Janet Hutchings

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Fifty Best Mysteries

By Eleanor Sullivan

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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.