Thomas H. Rich Books

Wildlife of Gondwana: Dinosaurs and Other Vertebrates from the Ancient Supercontinent

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"Today the six major continents are separated by vast seas, but it has not always been so. The relentless motion of the earth's crust sometimes joined and sometimes separated disparate landmasses;...

Dinosaurs of Darkness

By Thomas H. V. Rich, Patricia Vickers Rich

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Dinosaurs of Darkness Second Edition

By Patricia Vickers Rich, Thomas Rich Undifferentiated

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Dinosaurs of Darkness

By Patricia Vickers Rich, Thomas H. Rich

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Dinosaurs of Darkness Second Edition

By Thomas H. V. Rich, Patricia Vickers Rich

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Dinosaurs of Darkness

By Patricia Vickers Rich, Thomas H. Rich

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The artist the scientists

By Peter Trusler

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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.