Michael W. Swanson Books

The Views of Mahlathi

By R. R. R. Dhlomo, A. W. G. Champion, Michael W. Swanson, Allison Wessels

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The NexStar User'S Guide

By Michael W. Swanson, Michael Swanson, Michael W. Swanson (Auth.)

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Celestron’s NexStar telescopes were introduced in 1999, beginning with their first computer controlled "go to” model, a 5-inch. More models appeared in quick succession, and Celestron’s new range m...

The NexStar User s Guide II

By Michael Swanson

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From the Back Cover As with the first edition, this book is a thorough reference for the telescope models covered. The original NexStar User's Guide has remained very popular among the NexStar owne...

NexStar User s Guide

By Michael Swanson

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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.