Marc Aronson Books

Skull in the Rock, The

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From the fossil hunter who discovered the Homo naledi fossils in September 2015, this book is an amazing account of Lee Berger’s 2008 hunt -- with the help of his curious 9-year-old son -- fo...

Griffin and the Dinosaur, The

By Marc Aronson

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Could Griffins have been real? When Adrienne Mayor carefully read the ancient Greek and Roman descriptions, this mythic hybrid of a lion and an eagle sounded like something people had actually...

The griffin and the dinosaur

By Marc Aronson

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Traces the research scientist co-author's explorations in Greece and the Gobi Desert for the origins of the mythical griffin, relating the story of the ancient Scythians and the griffins that were...

For Boys Only

By Marc Aronson, H. P. Newquist

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Rising water the story of the Thai cave rescue

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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.