R. Haag Books

Old Married Friends Advice
Old Married Friends Advice

By R. Haag, Ruth Haag

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Immobilized Catalysts
Immobilized Catalysts

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Full Moon Nights
Full Moon Nights

By R. Haag, Ryan Williams

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What Dragged in the Cat
What Dragged in the Cat

By R. Haag

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Downland
Downland

By R. Haag, Ryan Williams

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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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