Paul Kepple Books

The Zombie Tarot

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Insight and ammunition for surviving the undead uprising, with 78-card tarot deck and instructions.In the event of a zombie attack: Get to a secure location, open this box, and consult The Zom...

The Housewives Tarot

By Jude Buffum, Paul Kepple

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Divine the secrets of domestic bliss in this tongue-in-cheek tarot kit, including a 78-card tarot deck and instruction book.Designed in the style of a vintage recipe box complete with separators an...

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.