Arthur Conan Doyle Books

Known and loved by generation after generation, this shrewd amateur detective, with faithful Watson by his side, has earned his place in our national life and social history. Now, as a lasting trib...

A Study in Scarlet

By Arthur Conan Doyle

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'There's the scarlet thread of murder running through the colourless skein of life, and our duty is to unravel it, and isolate it, and expose every inch of it.' Watson mused over Holmes's words. H...

The Return of Sherlock Holmes

By Doyle A. Conan

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Assumed dead after his terrible encounter with that master of crime, Professor Moriarty; at the Reichenbach Falls, Sherlock Holmes returns to astonish the world by telling the story of his miraculo...

His Last Bow: Some Reminiscences of Sherlock Holmes

By Arthur Conan Doyle, Doyle A. Conan

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The Valley of Fear

By Arthur Conan Doyle

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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.