Geonn Cannon Books

World on fire

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Injured firefighter Alexandra Crawford finds herself attracted to her doctor, Rachel Tom. Soon, Alex realizes that the blazes she's been fighting must be arson. Adapted from P. 4. of cover.

Trafalgar and Boone in the drowned Necropolis

By Geonn Cannon

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Dorothy Boone's attempt to help a friend leads her to an encounter with a deadly new rival.

Trafalgar Boone and the Books of Breathing Trafalgar and Boone

By Geonn Cannon

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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.