David Harry Walker Books

Harry Black
Harry Black

By David Harry Walker

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Dundee
Dundee

By David Harry Walker, Charles McKean

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Act out
Act out

By Walker David, David Harry Walker

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Dilemmas
Dilemmas

By David Harry Walker

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Dilemmas
Dilemmas

By Walker David, David Harry Walker

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Just the Job
Just the Job

By David Harry Walker

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Under the Skin
Under the Skin

By David Harry Walker

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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.

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