Walter Alvarez Books

T. Rex and the Crater of Doom

By Walter Alvarez

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A Journey Through Deep Time

By Walter Alvarez

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A most improbable journey

By Walter Alvarez

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"Famed geologist Walter Alvarez expands our view of human history by revealing the cosmic, geologic, and evolutionary forces that have shaped us. Big History, the field that studies the entire know...

A Most Improbable Journey

By Walter Alvarez

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T. rex and the crater of doom

By Walter Alvarez

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Sixty-five million years ago, a comet or asteroid larger than Mt. Everest slammed into the Earth, causing an explosion equivalent to the detonation of a hundred million hydrogen bombs. Vaporized im...

T. rex and the Crater of Doom Princeton Science Library

By Walter Alvarez

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T. rex and the crater of doom

By Walter Alvarez

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The Idea of a Community of Scholars

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La Fin tragique des dinausaures

By Walter Alvarez

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

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.