Kathleen Jo Ryan Books

Writing down the river

By Kathleen Jo Ryan

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Ranching traditions

By Kathleen Ryan, Kathleen Jo Ryan

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Ranching traditions

By Thomas L. Kelly, Kathleen Jo Ryan

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Writing down the river

By Kathleen Jo Ryan

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Texas Cattle Barons: Their Families, Land And Legacy

By Genevieve Morgan, Kathleen Jo Ryan, Elmer Kelton

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Thirteen Families Discuss What It Is Like To Own And Work Some Of The Largest Land Holdings In The State Of Texas. Photography & Introduction By Kathleen Jo Ryan ; Forward By Tommy Lee Jones ; Text...

Deep in the heart of Texas

By Kathleen Jo Ryan

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Ranching Traditions

By Abbeville Gifts

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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.