David Fulmer Books

Lost River

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Autumn 1913. New Orleans detective Valentin St. Cyr has been absent from his Storyville stomping grounds for some months, trying to make it in the straight detective world and make a go of it with...

Chasing the Devil's Tail: A Mystery of Storyville, New Orleans

By David Fulmer

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Rampart Street Valentin St. Cyr Mysteries

By David Fulmer

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The fall

By David Fulmer

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"When a forgotten song and a random phone call draw Richard Zale back to his hometown, he encounters a puzzle that entwines threads of suspense, pangs of lost love, and deep bonds of friendship as...

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.