Christy Porterfield Books

A Deck Of Spells: Hoodoo Playing Card Magic In Rootwork And Conjure

By Christy Porterfield, Charles Porterfield;Unknown Artist For Firelite Fortune Teller;L. M. Garrity;Unknown Artist For Bicycle Playing Cards;Deacon Millett, Charles Porterfield, Deacon Millett, Catherine Yronwode, Charles Porterfield, Christy Porterfield, Catherine Yronwode, Charles Porterfield, Unknown Artist For Firelite Fortune Teller, L. M. Garrity, Unknown Artist For Bicycle Playing Cards

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Playing cards have a rich and mysterious history that is now revealed to you! Generations of rootworkers and hoodoo practitioners have carried cards with them to see the future and change the prese...

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.