Patrick Murphy Books

Candy Men: The Story of Switzer's Licorice

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The sweet smell of licorice and the giant candy bar painted on the factory wall at the Eads Bridge remain locked into the collective memory of generations of St. Louisans. Candy Men: The Story of S...

On the Banks of the Animas

By Patrick Murphy

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Aliens Dream Episode One

By Patrick Murphy

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Dear Future Me

By Patrick Murphy

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Forest a River and Me

By Patrick Murphy

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Through the Eyes of a Failure

By Patrick Murphy

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Winning Soccer for Girls Third Edition

By Bill Hawkey, Patrick Murphy

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Attack of the Dinosaur Zombies

By Patrick Murphy

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Book of Pictures a New Race

By Patrick Murphy

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Howl of the Robot Werewolves

By Patrick Murphy

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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.