Frederick W. Nolan Books

Wolf trap

By Frederick W. Nolan

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The Lincoln County War

By Frederick W. Nolan

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Tascosa

By Frederick W. Nolan, Nolan Frederick

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"The ranching boom of the 1880s made the Texas Panhandle town of Tascosa 'the cowboy capital of the world.' Through it passed many people, good and bad, who made history in the West. Yet when the l...

No place to be a cop

By Frederick W. Nolan

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The place is Manhattan, in the year 1878. A million people live in her teeming streets. She boasts 6000 professional criminals, 5000 whores, and only 2000 policement and 28 detectives to investigat...

West of Billy the Kid

By Frederick W. Nolan

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Tascosa

By Frederick W. Nolan

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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.