Deborah H. DeFord Books

An enemy among them

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A young Hessian soldier questions his loyalty to his king after fighting with the British in America during the Revolutionary War and spending time as a prisoner in the home of a German American fa...

An Enemy Among Them

By Deborah H. Deford

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Massachusetts

By Deborah H. DeFord

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Pennsylvania Life in the Thirteen Colonies

By Deborah H. DeFord

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Patriotism

By Deborah H. DeFord

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Patriotism Character Education Raintree Firm .

By Deborah H. Deford

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The simpler life

By Deborah H. DeFord

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Seeking a simpler spirit

By Deborah Deford

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Life under slavery

By Deborah H. DeFord

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African Americans During the Civil War Slavery in the Americas

By Deborah H. Deford

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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.