Kenneth C. Freeman Books

Shrouds of the night

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The Milky Way has captivated the mind of multitudes ever since the beginning of time. Particularly striking are its apparent dusty gaping voids. With the advent of near-infrared technology, astrono...

Shrouds of the Night

By David L. Block, Kenneth C. Freeman

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Penetrating Bars Through Masks of Cosmic Dust

By Ivanio Puerari, R. Groess, David L. Block, K. C. Freeman, Elizabeth K. Block

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God and Galileo What a 400 Year Old Letter Teaches Us about Faith and Science

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God and Galileo

By David L. Block, Kenneth C. Freeman

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Galaxies and Their Masks

By Ivanio Puerari, David L. Block, Kenneth C. Freeman

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Galaxies and Their Masks

By Ivanio Puerari, David L. Block, Kenneth C. Freeman

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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.