Richard Smoley Books

Forbidden Faith: The Gnostic Legacy from the Gospels to The Da Vinci Code

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"Why should Gnosticism exercise such a peculiar and lasting fascination? Throughout most of Christian history, Gnosticism was the 'forbidden faith, ' and such condemnation by the official Church mi...

Forbidden Faith: The Secret History of Gnosticism

By Richard Smoley

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Hidden Wisdom: A Guide to the Western Inner Traditions

By Richard Smoley

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First flowering

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Supernatural

By Richard Smoley

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This gem-like, concise anthology provides thoughtful people with both an introduction to the paranormal and a reason to take a fresh look at it. Nostradamus...channeling...Atlantis...divination. Mo...

How God Became God

By Richard Smoley

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This epic, thrilling journey through Bible scholarship and ancient religion shows how much of Scripture is historically false--yet the ancient writings also resound with theologies that crisscrosse...

Conscious Love

By Richard Smoley

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Hidden Wisdom New Edition

By Richard Smoley, Jay Kinney

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Secrets of Heaven Vol. 1 Swedenborg Emanuel Works.

By Lisa Hyatt Cooper, Emanuel Swedenborg, Richard Smoley

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Inner Christianity Audio Edition

By Richard Smoley

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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.