Caitlin Matthews Books

Celtic love

By Caitlin Matthews

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The Celtic book of days

By Caitlin Matthews

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The Enchanted Lenormand Oracle

By Caitlin Matthews

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The Lenormand deck is one of the most culturally significant oracle decks of our time. This modern interpretation brings it fully up to date for use by today's readers.This is the classic...

The Ancestral Oracle of the Celts

By Caitlin Matthews

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By the renowned Celtic and shamanic expert Caitlín Matthews, this is the only oracle that uses the archetypes of the Celtic world to connect us to our ancestors, allowing us to consult them...

The Art of Celtic Seership

By Caitlin Matthews

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A study of Celtic visionary methods, from second sight and prophecy to reading omens and making divinations, which includes description of ancient practices as well as activities to encourage these...

Renart et autres coquins

By Sabine Minssieux, Tomislav Tomic, Caitlin Matthews, Matthews John

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How to Be a Princess

By Caitlin Matthews

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The Celtic Book of the Dead: An Oracle to Steer Your Life Journey

By Caitlin Matthews

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Bookinabox: Celtic Wisdom

By Caitlin Matthews

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How to be the Perfect Princess

By Caitlin Matthews

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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.