Harry Henderson Books

"Encyclopedia of Computer Science and Technology bridges the gap between scanty "computer glossaries" with brief definitions and dense multivolume compendiums geared to the scientific and engineeri...

Communications and broadcasting

By Harry Henderson

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Presents the history of modern communications and broadcasting through an overview of key inventions and their inventors including, among others, the telegraph and Samuel Morse, sound recording and...

Nuclear physics

By Harry Henderson

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Profiles specific physicists, explores their scientific discoveries with a focus on the process and inspiration involved, and points out how these discoveries have changed the world forever.

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.