David T. Connolly Books

Masques IV: All-New Works Of Horror And The Supernatural

By Gary Brandner, Kathryn Ptacek, Darrell Schweitzer, F Paul Wilson, Steve Allen, John Maclay, Rex Miller, Graham Masterton, T. Winter-Damon, Bruce Boston, Rick Hautala, Kristine Kathryn Rusch, James Kisner, John Coyne, Ray Russell, J. N. Williamson, J. N. Williamson, Brian McNaughton, Dan Simmons, Denise Dumars, Ed Gorman, Mort Castle, Gahan Wilson, Chet Williamson, Lois Tilton, Cameron Nolan, David T. Connolly

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Scanned, converted, re-formatted, proofed and eBook creation by Jerry. Introduction J.N. Williamson Acknowledgments The Pack Chet Williamson Children Kristine Kathryn Rusch Sea Gulls Gahan Wilson T...

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.