Robert J. Moore Jr. Books

Gateway Arch

By Robert J. Moore Jr.

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Lewis & Clark - Tailor Made, Trail Worn: Army Life, Clothing, & Weapons Of The Corps Of Discovery

By Robert J. Moore Jr., Robert J. Moore, Michael Haynes

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What Did They Wear? -- We're Looking For A Few Good Men : Army Life During The Lewis And Clark Era, 1800-1810 -- Cut Off From Family And Friends : Garrison And Camp Life -- I Have Flogged Them Till...

America from the Air

By Moore Robert J. Jr.

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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.