Arthur William Upfield Books

The mountains have a secret

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In October two young girls set out for a walk in the Grampian Mountains of Australia. They are never seen again, and the policeman who is sent to investigate is murdered. Now it is March, and Inspe...

Wings Above the Diamantina

By Arthur William Upfield

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Madman s Bend

By Arthur William Upfield

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Winds of Evil

By Arthur William Upfield

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Bushranger of the Skies

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Cake in the Hatbox

By Arthur William Upfield

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The Widows of Broome

By Arthur William Upfield

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Bony buys a woman

By Arthur William Upfield

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An author bites the dust

By Arthur William Upfield

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Murder must wait

By Arthur William Upfield

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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.