Roger Cardinal Books

Miracles Of The Spirit

By Don Krug, Ann Parker

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A Secret Service

By Roger Cardinal, Clare Carolin, Richard Grayson

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The alternative guide to the universe

By Ralph Rugoff

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Explores the work of self-taught artists and architects, fringe physicists and visionary inventors, all of whom offer bracingly unorthodox perspectives on the world we live in. Eccentric and inspir...

Charles A.A. Dellschau 1830 1923

By Thomas McEvilley

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Christine Sefolosha

By Christine Sefolosha

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Anna Zemankova

By Roger Cardinal, Pavel Konecny, Petr Pavel, Eva Kotatkova, Anezka Simkova, Terezie Zemankova, Manuel Anceau, Anna Zemankova, Bruno Decharme, Jan Hladik, James Brett, Randall Morris

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Anna Zemankova

By James Brett, Roger Cardinal, Pavel Konecny, Eva Kotatkova, Anezka Simkova, Petr Pavel, Terezie Zemankova, Manuel Anceau, Anna Zemankova, Bruno Decharme, Jan Hladik, Randall Morris

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Henry Moore in the Light of Greece

By Roger Cardinal, Henry Moore Undifferentiated

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Richard Greaves

By R. Cardinal

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Art and Disability

By Roger Cardinal, A. Wexler

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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.