David W. Wragg Books

The steam locomotive story

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The steam locomotive was a British invention and even today, the world speed record for steam remains with a British locomotive, Mallard. Steam's first significant contribution to British industry...

A dictionary of aviation

By David W. Wragg

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Speed in the air

By David W. Wragg

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MALTA: THE LAST GREAT SIEGE: THE GEORGE CROSS ISLAND'S BATTLE FOR SURVIVAL 1940-43.

By David W. Wragg

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World's air forces

By David W. Wragg

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A dictionary of aviation

By David W. Wragg

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Flight before flying

By David W. Wragg

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The GWR handbook

By David W. Wragg

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Airlift

By David W. Wragg

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Airlift A History of Military Transport

By David Wragg

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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.