Doyle A. Conan Books

Complete Sherlock Holmes other detective stories

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The Collins Classics Complete Sherlock Holmes includes all of Sir Arthur Conan Doyle's much-loved detective stories featuring the world's favourite detective, Sherlock Holmes, plus all of Conan Doy...

The Adventure of Shoscombe Old Place

By Doyle A. Conan

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Sherlock Holmes in A Study in Scarlet

By Doyle A. Conan

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The year is 1881. The city, London. A man lies dead in an empty house, not a mark upon him, and no clues—save for the word "RACHE" scrawled in blood on the wall above. Elsewhere, two men—a former a...

Der Hund der Baskervilles

By Doyle A. Conan

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Great Adventures of Sherlock Holmes

By Doyle A. Conan

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Stories of ingenious crime and inspired detection. No case is too challenging, no mystery too mysterious, no crime too serious for the Victorian super sleuth, Sherlock Holmes, with his redoubtable...

The Hound of the Baskervilles

By Doyle A. Conan, John McRae

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Mystery of Boscombe Pool Simply Stories Level 2

By Doyle A. Conan

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The hound of the Baskervilles

By Doyle A. Conan

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The Final Problem and Other Stories

By Doyle A. Conan

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Sherlock Holmes' fame has also brought him notoriety, and there are those in the criminal underworld who must move against him or find their schemes in ruins... While Holmes and Dr Watson solve wh...

The Hound of the Baskervilles

By Doyle A. Conan

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Beware of the dog! Will Sherlock Holmes and Doctor Watson discover the truth behind the legend o! the learsome beast with blazing eyes and dripping jaws?

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.