W. E. Butterworth Books

Tires & other things

By William E. Butterworth III

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Tires & other things

By William E. Butterworth III

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Moose, the thing, and me

By William E. Butterworth III

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Things are wild enough at the Ludwell School before Moose Hanrahan's arrival, but Moose's incredible size adds an entirely new dimension to school hijinks.

The Hunting Trip

By William E. Butterworth III

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From the #1 New York Times–bestselling author of the W. E. B. Griffin novels comes a rollicking story of love, war, and adventure. As the author of the electrifying W. E. B. Griffin novels of the...

Road Racer

By William E. Butterworth III

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Micro midget racer

By William E. Butterworth III

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Return to Daytona

By William E. Butterworth III

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Ed Stevens thought he had given up Grand Prix racing for good, but need for money to enter Grand National racing drives him back for one last race.

Fast Green Car

By William E. Butterworth III

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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.