Christopher Russell Books

Dogboy

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In 1346, twelve-year-old Brind, an orphaned kennel boy raised with hunting dogs at an English manor, accompanies his master, along with half of the manor's prized mastiffs, to France, where he must...

Dogboy

By Christopher Russell

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Hunted

By Christopher Russell

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Hunted

By Christopher Russell

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Brind and the Dogs of War

By Christopher Russell

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Scarper Jack and the Bloodstained Room

By Christopher Russell

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A COBOL handbook

By Christopher Russell, C. P. Russell

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Armada Rock

By Christopher Russell

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Geordie racer

By Christopher Russell

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Through the dragon's eye

By Christopher Russell

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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.