Arturo Onofri Books

Orchestrine

By Arturo Onofri

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Corrispondenze

By Arturo Onofri

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Introduction To Magic, Volume II: The Path Of Initiatic Wisdom

By Julius Evola, Milarépa, Pythagoras., Guido De Giorgio, Arturo REGHINI, Hans Thomas Hakl, The UR Group, Joscelyn Godwin, Arturo Onofri, Gruppo Di UR, Giulio Parise, Ercole Quadrelli, Giovanni Antonio Colonna Di Cesar, Giovanni Colazza, Otokar Bezina, L Dongbin

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Authentic initiatic practices, rituals, and wisdom collected by the UR Group • Shares a rigorous selection of initiatory exercises, including instructions for creating the diaphanous body of the Op...

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.