Justin F. Denzel Books

Snowfoot

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Despite his father's objections, a young Lapp nurses an injured reindeer back to health and trains him to become useful.

Scat

By Justin F. Denzel, Herman B. Vestal

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A cat becomes a movie star, but her only desire is to return to the poor boy who befriended her when she was a stray.

Sampson, Yankee stallion

By Justin F. Denzel

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Sampson, a big Yankee stallion, and his young master show bravery and determination when they come to the aid of the patriots during a bitter winter in the New England Berkshires at the time of the...

Hiboy, young devil horse

By Justin F. Denzel

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A young girl living in the Kentucky horse country, fights heavy odds to win the love and confidence of a renegade colt as she tries to train him to be a racing champion.

The Boy of the Painted Cave

By Justin Denzel

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Tao is an outcast. Unlike the great hunters of his clan, Tao does not want to kill the wild bears or woolly mammoths of the hunt. Instead he wants only to paint them. But only Chosen Ones can be ca...

Boy of the Painted Cave

By Justin F. Denzel

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The Boy of the Painted Cave

By Justin Denzel

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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.