Porter Roy Books

Mind-forg'd manacles
Mind-forg'd manacles

By Porter Roy

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A social history of madness
A social history of madness

By Porter Roy

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Blood and Guts
Blood and Guts

By Roy Porter, Porter Roy

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Doctor of society
Doctor of society

By Porter Roy

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Enlightenment
Enlightenment

By Porter Roy

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Health for sale
Health for sale

By Porter Roy

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There and back
There and back

By Porter Roy

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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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