Marc Harshman Books

Mountain Christmas

By Marc Harshman

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Green Silver and Silent

By Marc Harshman

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Woman in Red Anorak

By Marc Harshman

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Fallingwater

By Marc Harshman

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The story behind a home unlike any other, perched atop a waterfall whose music plays in every sun-dappled room, and the extraordinary architect who designed it.

Mountain Christmas

By Marc Harshman, Cecy Rose

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Believe What You Can

By Marc Harshman

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Believe What You Can

By Marc Harshman

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In Plena Vita the Full Life

By Timothy Russell, Larry Smith, Marc Harshman, Jodi Russell

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Snow Company

By Marc Harshman

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Teddy and his family enjoy the excitement of unexpected company when their neighborhood is hit by the worst blizzard in twenty years.

Rocks in my pockets

By Marc Harshman

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The rocks around their mountain farm serve all of the Woods family in many ways, both utilitarian and recreational, until the day two ladies from the city come to visit.

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.