Rodger Jacobs Books

Jack London: San Francisco Stories

By Matthew Asprey, Jack. London, Rodger Jacobs

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From one of America's great writers, this delightful collection - the first of its kind - contains twenty-three adventurous tales set in the San Francisco Bay Area. If San Francisco has captured th...

Stained With The Mud Of Khe Sanh A Marines Letters From Vietnam 19661967

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"This memoir is based upon the author's wartime letters. They tell the full story of his military experience as a high school kid from rural Ohio transformed into a Marine"--

Stained with the Mud of Khe Sanh

By Rodger Jacobs

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Jack London

By Jack London, Matthew Asprey, Rodger Jacobs

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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.