Scott Gummer Books

Homer Kelley's Golfing Machine

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The remarkable true story of a lone genius whose quest to unlock the science behind the perfect swing changed golf forever In 1939, Homer Kelley played golf for the first time and scored 116. Fru...

ND

By Brian Kelly, Don Criqui, Lou Holtz, Skybox Press Staff, Ara Parseghian

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Champions Together

By San Francisco Giants Baseball Team Staff, Jim Moorehead, Scott Gummer, Staci Slaughter

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An acclaimed Scottish golf course architect who had to go to America to make his name lands the most coveted commission in all of golf: to design the first new course in almost a century for the to...

Parents behaving badly

By Scott Gummer

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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.