Gwenyth Swain Books

Theodore Roosevelt
Theodore Roosevelt

By Gwenyth Swain

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A Hunger for Learning
A Hunger for Learning

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Indiana
Indiana

By Gwenyth Swain

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An introduction to the land, history, people, economy, and environment of Indiana.

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Pennsylvania
Pennsylvania

By Gwenyth Swain

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Theodore Roosevelt History Maker Bios
Indiana
Indiana

By Gwenyth Swain

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An introduction to the geography, history, economy, people, environmental issues, and interesting sites of Indiana.

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Pennsylvania
Pennsylvania

By Gwenyth Swain

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Introduces the history, geography, people, industries, and other highlights of Pennsylvania.

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Indiana Hello U.S.a
Indiana Hello U.S.a

By Gwenyth Swain

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Declaring Freedom
Declaring Freedom

By Gwenyth Swain

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Indiana
Indiana

By Gwenyth Swain

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An introduction to the land, history, people, economy, and environment of Indiana.

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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.

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