Daniel Stashower Books

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...

The beautiful cigar girl

By Daniel Stashower

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Traces the July 1841 murder investigation that was marked by sensational media coverage and the debut of Edgar Allen Poe, whose short stories "The Murders in the Rue Morgue" and "The Mystery of Mar...

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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.

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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.