Carla Killough McClafferty Books

Something Out of Nothing: Marie Curie and Radium

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Meet Manya Sklodowska, better known today as Marie Curie, the co-discoverer of radium, and who became the first woman awarded the Nobel prize for her work on the discovery. Learn what life was like...

Tech Titans

By Carla Killough McClafferty

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Buried Lives

By Carla Killough McClafferty

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The untold story of the enslaved people of Mount Vernon, and the illuminating history that is still being discovered in George Washington's historic home today. When he was eleven years old, George...

A Short Biography of George Washington

By Carla McClafferty

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The Head Bone s Connected To The Neck Bone

By Carla Killough McClafferty

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Something Out of Nothing

By Carla Killough McClafferty

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In defiance of Hitler

By Carla Killough McClafferty

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At a time when most Americans ignored the atrocities going on in Europe in 1940, American journalist Varian Fry put himself in great danger to save strangers in a foreign land. He was instrumental...

Tech Titans Profiles 3

By Carla Killough McClafferty

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Tech Titans

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Many Faces of George Washington

By Carla Killough McClafferty

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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.