James D. Keyser Books

Plains Indian Rock Art

By Michael A. Klassen, James D. Keyser

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Indian Rock Art of the Columbia Plateau

By James D. Keyser

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The five Crows ledger

By James D. Keyser

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"Ledger art derives from Plains Indian Biographic art, which recorded actual events important in the lives of individuals and groups, usually as naturalistic action scenes composed primarily of hor...

Echoes of the ancients

By Phillip Cash Cash, George R. Poetschat, James D. Keyser, Michael W. Taylor

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Talking with the past

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Talking with the past

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Ute horse raiders on the Powder Rim

By James D. Keyser

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Fraternity of war

By James D. Keyser

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American Indian Rock Art Volume 47

By Mavis Greer, James D. Keyser, David A. Kaiser

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War Stories

By David Kaiser, James D. Keyser

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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.