David Robbins Books

Blood Feud

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There's only one way to end a feud... Leave no one alive. They attacked his older sister. They butchered his pa and uncle. But the bloodthirsty Harkey clan didn't bargain on sixteen-year-old Cha...

Thunder Valley

By David Robbins

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When a railroad baron sends hired guns to clear the farmers out of Thunder Valley, Roy Sether befriends the notorious Rondo James to help protect his family.

Town Tamers

By David Robbins

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HARD JUSTICELudlow, Texas, has a problem. A band of rowdy and violent cowhands from the Circle K ranch have been terrorizing the small town: drinking, smashing windows, and even shooting up innocen...

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.