Arlene Blum Books

Breaking Trail: A Climbing Life

By Arlene Blum

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Tents in the Clouds

By Arlene Blum, Monica Jackson, Elizabeth Stark

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Desert Mountain Sea.

By Arlene Blum, Naomi James, Robyn Davidson, Sue Leather

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Annapurna

By Arlene Blum

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In August 1978, thirteen women left San Francisco for the Nepal Himalaya to make history as the first Americans—and the first women—to scale the treacherous slopes of Annapurna I, the w...

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.