Charles Todd Books

Wings of Fire: An Inspector Ian Rutledge Mystery

By Charles Todd

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Search the Dark: An Inspector Ian Rutledge Mystery

By Charles Todd

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A Long Shadow: An Inspector Ian Rutledge Mystery

By Charles Todd

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In 1919, Scotland Yard Inspector Ian Rutledge finds himself the target of a mysterious person who is leaving oddly engraved cartridge casings around that seem to point to unfinished business involv...

A Long Shadow

By Charles Todd

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A False Mirror

By Charles Todd

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A False Mirror

By Charles Todd

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LONG SHADOW PB

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A Pale Horse: An Inspector Ian Rutledge Mystery

By Charles Todd

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A Matter of Justice

By Charles Todd

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A Test of Wills

By Charles Todd

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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.