Doyle A. Conan Books

Sherlock Holmes

By Doyle A. Conan

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The Complete Sherlock Holmes

By Doyle A. Conan

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Here are all four full-length novels and fifty-six short stories about the colorful adventures of Sherlock Holmes— every word Conan Doyle ever wrote about Baker Street's most famous resi- dent. So...

The history of spiritualism

By Doyle A. Conan

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His Last Bow 8 Sherlock Holmes Mysteries

By Doyle A. Conan

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The Memoirs of Sherlock Holmes

By Doyle A. Conan

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Casebk Sherlock Holms

By Doyle A. Conan

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Adventures of Sherlock Holmes

By Doyle A. Conan

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Adventures of Professor Challenger

By Doyle A. Conan

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Uncollected stories

By Doyle A. Conan

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Tales of the Occult

By Henry James, Margaret Irwin, Arthur Machen, Et Al, Washington Irving, Sax Rohmer, Algernon Blackwood, Doyle A. Conan, Rudyard Kipling

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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.