Fred Thomas Books

Boating legends of Sydney Harbour

By Fred Thomas

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To tilt at windmills

By Fred A. Thomas, Fred Thomas

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To Tilt at Windmills is the memoir of Briton Fred Thomas who served with the International Brigades in the Spanish Civil War (July 1936-March 1939). Thomas's story was inspired by a memorable retur...

Til Golf Do Us Part

By Fred Thomas, Fred H. Thomas

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Fundamentals of sailplane design

By Thomas Fred

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To Tilt at Windmills

By Fred Thomas

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Car club memories

By Fred Thomas

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Here... There and Beyond

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First Step Coloring Book

By Fred Thomas

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Cialis

By Fred Thomas

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Unforgettable Hollywood Ending

By Fred Thomas

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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.