Roger Mortimer Books

Dear Lupin...

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Roger Mortimer's sometimes hilarious, sometimes touching, always generous letters to his son are packed with anecdotes and sharp observations, with a unique analogy for each and every scrape Charli...

Dear Lupin...

By Charlie Mortimer

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Dear Lupin...

By David Horovitch Nicky Henson, Charlie Mortimer Roger Mortimer

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Electrochromism and Electrochromic Devices

By Paul Monk, David Rosseinsky, Roger Mortimer

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Electrochromism and Electrochromic Devices

By Paul Monk, David Rosseinsky, Roger Mortimer

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Electrochromism and Electrochromic Devices

By Paul Monk, David Rosseinsky, Roger Mortimer

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Electrochromism and Electrochromic Devices

By Paul Monk, David Rosseinsky, Roger Mortimer

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Human Race Could Never Make a Single Soul

By Roger Mortimer

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South Poetic Party

By Roger Mortimer

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Vintage Roger

By Roger Mortimer, Charlie Mortimer

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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.