Matthew G. Grant Books

Davy Crockett, frontier adventurer

By Matthew G. Grant

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A brief biography of the Tennessee woodsman renowned as a hunter, scout, politician, and soldier.

Geronimo, Apache warrior

By Matthew G. Grant

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A brief biography of the last of the Apache war chiefs to be subdued by the United States Army.

Pontiac, Indian general and statesman

By Matthew G. Grant

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A biography of the Ottawa war chief whose almost successful plan to join many tribes together to defeat the British was known as Pontiac's Conspiracy.

Crazy Horse, war chief of the Oglala

By Matthew G. Grant

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A brief biography of the Oglala Sioux leader whose resistance to the Army's attempt to move his people to a reservation resulted in Custer's defeat at Little Bighorn and his own premature death.

Squanto

By Matthew G. Grant

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A biography of the Wampanoag Indian whose experiences at the hands of early English explorers later enabled him to help the struggling Plymouth colony.

Lewis and Clark, western trailblazers

By Matthew G. Grant

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An easy-to-read account of the expedition to explore the Louisiana Territory and the two men who led it.

De Soto, explorer of the Southeast

By Matthew G. Grant

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A biography of the wealthy Spanish explorer who became the first white man to cross the Mississippi.

Coronado explorer of the Southwest

By Matthew G. Grant

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A brief biography of the Spanish explorers who led an expedition into the American Southwest in search of Gran Quivira and the seven cities of Cibola.

Columbus discoverer of the New World

By Matthew G. Grant

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A brief biography of the Italian weaver's son who never achieved his dream of finding a trade route to India but in pursuing it opened the door to the New World.

Champlain explorer of New France

By Matthew G. Grant

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A biography of the French explorer who founded Quebec, discovered Lake Champlain, and was called the Father of New France.

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.