Daniel Stashower Books

The Beautiful Cigar Girl

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On July 28, 1841, the body of Mary Rogers, a twenty-year-old cigar girl, was found floating in the Hudson-and New York's unregulated police force proved incapable of solving the crime. One year lat...

American Demon

By Daniel Stashower

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Teller of Tales

By Daniel Stashower

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Sherlock Holmes in America

By Daniel Stashower, Jon L. Lellenberg, Martin H. Greenberg

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Hocus Pocus

By Daniel Stashower

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Sherlock Holmes in America

By Daniel Stashower, Jon L. Lellenberg, Martin H. Greenberg

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Essential Tales Poems of Edgar Allan Poe

By Daniel Stashower, Edgar Allan Poe

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Sherlock Holmes Volume 3

By Daniel Stashower, Doyle A. Conan

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Sherlock Holmes in America

By Daniel Stashower, Jon L. Lellenberg, Martin H. Greenberg

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The Further Adventures of Sherlock Holmes: The Ectoplasmic Man

By Daniel Stashower

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When Harry Houdini is framed and jailed for espionage, Sherlock Holmes vows to clear his name, with the two joining forces to take on blackmailers who have targeted the Prince of Wales. It&rsq...

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.