John Curtis Books

Weather Rocks and Landforms Down to Earth

By John Curtis, C. Curtis

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Long Cases for the Final FRCR 2B

By Rebecca Hanlon

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"This comprehensive revision book contains 42 practice long cases, to help radiology trainees revise for and succeed at the Final FRCR Part 2B examination. Each case is presented as it would appear...

Radiology for the MRCP Self assessment

By Graham Whitehouse, John Curtis

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Forgotten Empire

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L' ALENA

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Ancient Persia

By John Curtis

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Pilot environmental accounts for Ireland 1996

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Bronze Working Centres of Western Asia Studies in Egyptian Archaeology

By John Curtis

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The Cotswolds Groundcover Series

By John Curtis

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The Lake District Groundcover

By John Curtis

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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.