Ralph W. Cotton Books

Red Moon

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In the dark of night during a raging storm, a criminal is on the loose in the Arizona badlands. His name is Wilson Orez. Half-Apache and a former cavalry scout, Orez is skilled with weapons, season...

Most Decorated Dog in History

By Isabel George

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Powder River

By Ralph Cotton

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Gun Country

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Fighting men

By Ralph W. Cotton

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Civil War veteran and former schoolmaster Sherman Dahl rides the Southwest as a gun for hire. Known by both the law and the lawless as "The Teacher", Dahl sells his services to those seeking justic...

Shadow River

By Ralph Cotton

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KNOW YOUR ENEMY. Arizona Ranger Sam Burrack is a predator lying in wait. He’s undercover as an outlaw to infiltrate a pair of vicious border gangs and bring them down. This mission has already had...

Black Mesa

By Ralph Cotton

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Gun Law

By Ralph W. Cotton

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When a corrupt lawman starts doling out dirty justice, it will take a good gunfighter to take him down in this Ralph Cotton western.On the trail of four wanted men, Sherman Dahl, the hired gun know...

Summers horses

By Ralph W. Cotton

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Known for the role he played in taking down the notorious Peltry Gang, Will Summers is a horse trader with a reputation that will intimidate even even the most lawless of men. But when the coldbloo...

Ambush at Shadow Valley

By Ralph W. Cotton, Ralph Cotton

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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.