Jack Allen Books

Americans
Americans

By Allen Jack

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A textbook tracing the history of the American people from the arrival of the earliest Indian settlers to the present day.

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American society
American society

By Allen Jack

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Change of Heart
Change of Heart

By Jack Allen

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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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