Cynthia Shearer Books

Wonder Book of Air

By Cynthia Shearer

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The wonder book of the air

By Cynthia Shearer

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The Wonder Book of the Air leads us through the lives of three generations in a Southern family. At the center is Harrison Durrance, who learns early that the nature of love is both transaction an...

The wonder book of the air

By Cynthia Shearer

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The wonder book of the air

By Cynthia Shearer

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A Southern family saga featuring one protagonist, but many narrators. The protagonist is Harrison Durrance of Georgia and the narrators include a fellow cadet from West Point, his wife, his sister,...

The celestial jukebox

By Cynthia Shearer

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The Celestial Jukebox

By Cynthia Shearer

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The Greenleaf Guide to Ancient Egypt Greenleaf Guides Greenleaf Guides

By Cynthia Shearer

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The Greenleaf Guide to Famous Men of Greece

By Cynthia Shearer

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The Greenleaf Guide to Famous Men of Rome

By Cynthia Shearer

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The Greenleaf Guide to Famous Men of the Middle Ages

By Rob Shearer, Cynthia Shearer

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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.