Caroline Roe Books

Remedy for Treason Roe Caroline. Chronicles of Isaac of Girona.

By Caroline Roe, Caroline Medora Roe

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Cure for a Charlatan Isaac of Girona

By Caroline Roe

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Solace for a Sinner Isaac of Gerona

By Caroline Roe

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Fascinating characters, clever plots and carefully researched historical details make this series a treat for fans of medieval mysteries. Summoned to aid the Bishop in his illness, Isaac arrives ju...

A Draught For A Dead Man

By Caroline Roe

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Consolation for an Exile

By Caroline Roe

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A Poultice for a Healer Chronicles of Isaac of Girona

By Caroline Roe

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In Our Own Words

By Roe Caroline Anderson Rachel Turney Rebecca

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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.