Robert Burnham Books

"Exploring the Starry Sky is the perfect guide for anyone interested in stargazing for the first time. With large, colorful, and easy-to-use star maps, it contains simple directions for finding all...

Advanced Skywatching

By David H. Levy, David Levy, Robert A. Garfinkle, Martin George, Robert Burnham, Alan Dyer, Jeff Kanipe

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Der grosse illustrierte Weltraum Atlas. Planeten und Sternkarten. Fakten und Zahlen.

By Robert Burnham, David A. Hardy

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The Star Book

By Robert Burnham

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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.