Delphine Dryden Books

A SPY. AN AIRSHIP. AND A BROKEN HEART. After losing her husband to a rogue French agent, Charlotte Moncrieffe wants to make her mark in international espionage. And what could be better for re...

Scarlet Devices

By Delphine Dryden

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DRIVEN TO WIN. DRAWN TO LOVE. Fresh from university, Eliza Hardison is determined to crusade for workers’ rights until her cousin Dexter, the Makesmith Baron, prevails on her to represen...

Gilded Lily

By Delphine Dryden

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HIDDEN IDENTITIES, SCANDALOUS SECRETS…DEADLY ATTRACTION.Frederique Murcheson’s introduction into society hasn’t gone smoothly—some would even call it a disaster. Only Freddi...

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.