Jerry Pournelle Books

Mercenary
Mercenary

By Jerry Pournelle

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The Mote in God s Eye
Inferno
Inferno

By Jerry Pournelle, Larry Niven

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The Mote in God s Eye
Inferno
Inferno

By Niven

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Oath of Fealty
Oath of Fealty

By Jerry Pournelle, Larry Niven

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USER GD SMALL CMPT Pournelle Users Guide
Mutual Assured Survival
Far Frontiers
Far Frontiers

By Jerry Pournelle

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Far frontiers

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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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