Nancy Butler Books

Regency Christmas Courtship

By Barbara Metzger, Nancy Butler, Edith Layton, Gayle Buck, Andrea Pickens

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Emma

By Nancy Butler, Lee Janet

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Hammond book of the presidents

By Nancy Butler

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The American presidents, from Washington to Obama.

The Greatest Romance Stories Ever Told

By Nancy Butler

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Ali

By Nancy Butler

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"A complete biography of Muhammad Ali, world heavyweight boxing champion. Includes numerous quotes, magazine articles, and rare photographs that reveal both the personal and public sides of one of...

Slavery and freedom in Niagara

By Power Michael

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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.