William Lindsay Gresham Books

Now a major motion picture from Academy Award–winning director Guillermo del Toro and starring Bradley Cooper, Cate Blanchett, Rooney Mara, and Toni ColletteNominated for 4 Oscars, including...

Nightmare Alley

By William Lindsay Gresham Introduction By Nick Tosches

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Now a major motion picture from Academy Award–winning director Guillermo del Toro and starring Bradley Cooper, Cate Blanchett, Rooney Mara, and Toni Collette.Nominated for 4 Oscars, including...

Crime Novels: American Noir of the 1930s & 40s (LOA 94)

By Robert Polito

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“The most important collection of crime fiction ever published in the United States.” — Ed GormanEvolving out of the terse and violent style of the pulp magazines, noir fiction ex...

Le charlatan

By William Lindsay Gresham

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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.