John Hornby Books

College Algebra through Modeling and Visualization, Updated Printing

By Lial, John Hornby, Margaret L. Lial, Gary K. Rockswold, Hornsby

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The true book of travel by water

By John Hornby

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A brief history of water transportation, from primitive rafts and canoes to modern ocean liners, submarines, and hovercraft and the instruments used to guide them.

Travel by Water The Open Gate Library

By John Hornby

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Toys Down the Ages Open Gate Library

By J. Nornby

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Gas Engineer s Laboratory Handbook

By John Hornby

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The Gas Engineer's Laboratory Handbook

By John Hornby

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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.