Robert W. Jones Books

"The successful performance of a particular kind of masculinity was critical to political life during the eighteenth century, when men who claimed membership of the public sphere were expected to b...

Genealogy of the Surname Jones

By Robert W. Jones

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Genealogy of the Surname Jones

By Robert W. Jones

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Knight

By Robert W. Jones

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From a life-long student of the medieval long sword and medieval history comes a comprehensive overview of the Age of the Knights. Jones shows that behind the popular image of the knight in shining...

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.