John Roy Major Books

My old man

By John Roy Major

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My old man

By John Roy Major

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Music hall was one of the glories of Victorian England. Sentimental, vulgar, class-conscious, but always patriotic and on the side of the underdog, it held a mirror to the audiences hopes and fears...

Scotland in the United Kingdom

By John Major

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The queen

By Rhonda Carrier, John Roy Major

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A leading British authority on the royal family commemorates the life and reign of Queen Elizabeth with a collection of facts, anecdotes and 200 color and black and white photos.

My Old Man

By John Roy Major

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World Adrift

By John Roy Major

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Responsibilities of Democracy

By Claire Foster Gilbert, John Roy Major, Nick Clegg

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John Major

By John Major

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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.