Barbara Levine Books

Works about John Dewey, 1886-1995

By Barbara Levine

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People knitting

By Barbara Levine

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The delightful photography of people knitting, from the 1860s to 1960s, showcases everyone from Hollywood starlets to the farm wives of the Shetland Islands. People Knitting is a quirky and fascina...

Finding Frida Kahlo

By Barbara Levine

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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.