Jon Billman Books

The Cold Vanish

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Dogs have been our muses, our mentors, and our playful and noble co-pilots. They’ve had a profound influence on us as healers and spiritual guides, and also as co-workers, helping to guide, hunt, h...

When We Were Wolves

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"If you could have been around a hundred and fifty years ago, and passed through the landscape as a beaver-trapping tough with Jim Bridger or Jedediah Smith, before coal barons, before soda ash and...

Best American Sports Writing 2017

By Howard Bryant, Glenn Stout

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When We Were Wolves

By Jon Billman

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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.