Theodore V. Olsen Books

Bonner's stallion

By Theodore V. Olsen

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Break the Young Land

By Theodore V. Olsen

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Keno

By Theodore V. Olsen

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Man from Nowhere Avon Books

By Theodore V. Olsen

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Summer of the drums

By Theodore V. Olsen

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Living in Wisconsin territory in the 1830's, fifteen-year-old Kevin and his family try to remain neutral in the increasingly violent war between the Sac Indians and the white settlers.

Mission to the West

By Theodore V. Olsen

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Starbuck's brand

By Theodore V. Olsen

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Track the man down

By Theodore V. Olsen

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Rattlesnake

By Theodore V. Olsen

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Blood of the breed

By Theodore V. Olsen

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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.