Brenda Haugen Books

Unusual Farms Let s See Library

By Jennifer Blizin Gillis, Brenda Haugen

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Frederick Douglass

By Brenda Haugen

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Profiles the life of Frederick Douglass, his escape from slavery, his career as an author and orator, and his quest for justice.

Ulysses S. Grant

By Brenda Haugen

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Examines the life and times of the eighteenth president of the United States, discussing his personal life as well as his military and political careers.

Ethan Allen

By Brenda Haugen

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Profiles the life of the proud patriot and soldier who, along with Benedict Arnold, led the Green Mountain Boys in capturing Fort Ticonderoga from the British.

Benjamin Franklin

By Brenda Haugen

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Profiles the life of Benjamin Franklin and his leadership as a politician and scientist.

Alexander Hamilton

By Brenda Haugen

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Profiles the life of Alexander Hamilton, a founding father and the first Secretary of the Treasury.

Martha Washington

By Brenda Haugen

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Abraham Lincoln

By Brenda Haugen

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Langston Hughes

By Brenda Haugen

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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.