Michael R. Martin Books

AMC s best backpacking in the Mid Atlantic

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"A guide to 30 multiday backpacking trips in Virginia, West Virginia, Pennsylvania, New York, Maryland, New Jersey, and Delaware. Each trip features a basic topographic map and information about fa...

AMC s Best Day Hikes in the Shenandoah Valley

By Michael R. Martin, Jennifer Adach

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Blood and Dust

By Michael R. Martin, Tone Rodriguez, Adam Orndorf

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Blood and Dust

By Michael R. Martin, Roy Allen Martinez, Adam Orndorf

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Ariel

By Michael R. Martin

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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.