Sam Siciliano Books

When Rose Grimswell breaks off her engagement to Lord Digby, the concerned fiancé calls on Sherlock Holmes to visit the ancestral home to find out why. Holmes, his cousin Henry, and wife Michelle e...

The Further Adventures of Sherlock Holmes - The White Worm

By Sam Siciliano

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A journey to Whitby heralds the start of a new case for SHERLOCK HOLMES and Dr. Henry Vernier. Their client is in love, but a mysterious letter has warned him of the dangers of the romance. The obj...

The Further Adventures of Sherlock Holmes - The Improbable Prisoner

By Stuart Douglas

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A new novel from the author of acclaimed Sherlock Holmes patisches The Albino's Treasure and The Counterfeit Detective.WRONGLY IMPRISONEDFollowing a summons to a fictional patient, Dr. Watson finds...

The Further Adventures of Sherlock Holmes: The Angel of the Opera

By Sam Siciliano

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Paris 1890. Sherlock Holmes is summoned across the English Channel to the famous Opera House. Once there, he is challenged to discover the true motivations and secrets of the notorious phantom, who...

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.