Stephan Schwartz Books

The Alexandria Project

By Stephan A. Schwartz

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The Secret Vaults of Time

By Stephan A. Schwartz

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The Secret Vaults Of Time: Psychic Archaeology And The Quest For Man'S Beginnings

By Stephan Schwartz

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The Alexandria Project

By Stephan Schwartz

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The Alexandria Project is the true story of how researchers from five universities and organizations went to Egypt to put the claims of a psychic ability known as Remote Viewing to the ultimate tes...

Amish Girl

By Stephan Schwartz

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Spiritual Awakening

By Marjorie Woollacott, David Lorimer, Academy For The Advancement Of Postmaterialist Sciences

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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.