Alan S. Kesselheim Books

You are holding the only wilderness paddling guide that tells you not just what gear you need, but what to leave behind and how to judge the difference. Welcome to discovery. This guide equips you...

Going Inside

By Alan S. Kesselheim

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"Tired of the frantic activity of society, and, more troubling, growing tired of each other (and their inability to have a child), Alan Kesselheim and Marypat Zitzer decide to take unusual steps to...

The Wilderness Paddler s Handbook

By Alan S. Kesselheim

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Water and sky

By Alan S. Kesselheim

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Threading the currents

By Alan S. Kesselheim

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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.