David Andrew Books

Voyage of HMS Herald: To Australia and the South-west Pacific 1852?1861 under the command of Captain Henry Mangles Denham

By David Andrew, Andrew David

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Famous political trials

By David Andrew

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Discusses eight historically important, politically-related court cases in which an individual faced an authority, such as a government or church, which misused the courts in attempting to establis...

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.