Lewis Tom Books

Washington

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"On January 24, 1791, President George Washington chose the site for the young nation's capital: ten miles square, it stretched from the highest point of navigation on the Potomac River, and encomp...

Billy's army

By Lewis Tom

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Divided highways

By Lewis Tom

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Rooftops

By Lewis Tom, Tom Lewis

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A war at home

By Lewis Tom

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By Derwent divided

By Lewis Tom

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Empire of the air

By Ken Burns, Lewis Tom, Morgan Wesson, Geoffrey C. Ward

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Story of radio from 1906-1955 and the three men who made it happen: Lee de Forest, Edwin Howard Armstrong, and David Sarnoff. Combines archival photographs, newsreels of the period, interviews, and...

Darwin s submarine I 124

By Lewis Tom

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Lethality in combat

By Lewis Tom

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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.

Lewis Tom Books

Related Articles from our Blog

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?