J. Ellsworth Kalas Books

Preaching the Calendar

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"Pastors face a perennial challenge of knowing how to treat special days in the calendar. For days marked in the church year, the challenge is how to speak a fresh word about a familiar theme or st...

Grace In A Tree Stump

By J. Ellsworth Kalas

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Men Worth Knowing

By J. Ellsworth Kalas

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Old Testament stories from the back side

By J. Ellsworth Kalas

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The Ten Commandments from the Back Side: Bible Stories with a Twist

By J. Ellsworth Kalas

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Old Testament Stories from the Back Side

By J. Ellsworth Kalas

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The Grand Sweep

By J. Ellsworth Kalas

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Sanctuary for Lent 2000 with Displayer

By J. Ellsworth Kalas

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Life from the Up Side

By J. Ellsworth Kalas

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The Faith We Sing Accompaniment Edition Loose Leaf Pages

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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.