John B. Newbrough Books

Oahspe a New Bible in the Words of Jehovah and His Angel Embassadors

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Oahspe

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The portraits of the prophets were added in this edition as listed on page xiii and xiv of the 1891 edition. John Newbrough painted these portraits. The electroplates were lost for the 1891 publica...

Oahspe Seven Books of Spiritual Wisdom

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Oahspe Seven Books of Spiritual Wisdom is more than a book. It is a way of life. Filled with inspiration and spiritual truths. Oahspe is pronounced: O as in o'clock, AH as in father, SPE as in spea...

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.