Samuel Levin Books

A school of our own

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"A School of Our Own tells the remarkable story of the Independent Project, the first student-run high school in America. Founder Samuel Levin, a high school junior who had already achieved interna...

Practical Benchwork for Horologists

By Samuel Levin, Louis Levin

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School of Our Own

By Samuel Levin, Susan Engel

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Resident s Fate

By Samuel Levin

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Letters from Blantyre

By Samuel Levin

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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.