Ed Robertson Books

Unfulfilled Dreams

By Ed Roberston, Frank Biehl

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F.B.I. Dossier

By Bill Sullivan, Ed Robertson

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The Ethics of Star Trek

By Judith A. Barad

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Case of the Alliterative Attorney

By Bill Sullivan, Ed Robertson

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45 Years of the Rockford Files

By Ed Robertson

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A celebration of the 45th anniversary of the television series The Rockford Files starring James Garner. A wonderful retrospective featuring interviews, episode guide, trivia, and much more.

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.