Edward C. Grube Books

Object lessons
Object lessons

By Edward C. Grube

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Object Lessons
Object Lessons

By Edward C. Grube

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Object Lessons
Object Lessons

By Edward C. Grube

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Coffee-break meditations
Coffee-break meditations

By Edward C. Grube

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Teaching 201
Teaching 201

By Edward C. Grube

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Watching the Clock
Watching the Clock

By Edward Grube

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Teaching 101
Teaching 101

By Edward C. Grube

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Moments with God
Moments with God

By Edward Grube

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Martin Luther
Martin Luther

By Edward C. Grube

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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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