Graham Farmelo Books

The strangest man

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From the Publisher: Paul Dirac was among the great scientific geniuses of the modern age. One of the discoverers of quantum mechanics, the most revolutionary theory of the past century, his contri...

The Strangest Man

By Graham Farmelo

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Churchill s Bomb How the United States Overtook Britain in the First Nuclear Arms Race

By Graham Farmelo

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The strangest man

By Graham Farmelo

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Churchill S Bomb

By Graham Farmelo

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Creating connections

By David Chittenden

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Creating connections

By David Chittenden

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Churchill s Bomb

By Graham Farmelo

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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.