Greg O Brien Books

Choctaws in a Revolutionary Age 1750 1830 Indians of the Southeast

By Greg O Brien

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Choctaws in a Revolutionary Age 1750 1830 Indians of the Southeast

By Greg O Brien

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Secrets in the Sand

By Fred Dunford, Greg O Brien

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On Pluto

By Greg O Brien

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For close to ten years,writer Greg O'Brien, diagnosed with Early-Onset Alzheimer's, has chronicled its progression as an embedded reporter inside the mind of this monster of a disease. Taking deta...

On Pluto: Inside the Mind of Alzheimer's

By Greg O Brien Foreward By Lisa Genova PhD

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This is a book about living with Alzheimer’s, not dying with it. It is a book about hope, faith, and humor—a prescription far more powerful than the conventional medication available...

Chronology of Native Americans

By Greg O Brien

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Educated Lobster

By Jack Randall, Greg O Brien

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George Washington s South

By Tamara Harvey, Greg O Brien

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On Pluto

By Greg O Brien

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For close to ten years,writer Greg O'Brien, diagnosed with Early-Onset Alzheimer's, has chronicled its progression as an embedded reporter inside the mind of this monster of a disease. Taking deta...

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.