David Jefferis Books

To the rescue

By Peter Lafferty

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Follows the development of emergency vehicles, such as ambulances and fire engines.

The checkered flag

By David Jefferis

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Surveys the world of automobile racing, discussing racing circuits, rallies, future racing cars, aerodynamics and technology, and Grand Prix winners.

Giants of the road

By David Jefferis

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Presents the development of trucks with information on different kinds of trucks and their purposes.

Trains

By David Jefferis

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Traces the development of rail transport from its invention to the most recent advances in train technology.

Battle kings

By David Jefferis

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A history of tanks from their introduction during World War I through present day designs and innovations.

Flight

By David Jefferis

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Helicopters

By David Jefferis

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Explains how helicopters function and describes the different types and their military and civilian uses.

Trail bikes and motocross

By David Jefferis

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Introduces the techniques, equipment, competitions, events, and champions of motocross.

Submarines

By David Jefferis

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Explains the operation, construction, and history of submarines and provides tips for designing a small-scale model of a diving submarine.

Biotech

By David Jefferis

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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.