Marc Rudolf De Vrij Books

Bruges in Haarlem

By Marc Rudolf De Vrij

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Jheronimus Bosch

By Marc Rudolf De Vrij

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A complete & illustrated catalogue of Bosch related paintings, including those of the workshop and of Bosch's followers (400 illustrations). This is the first reference work that covers the Bosch r...

De meester van de Virgo inter Virgines

By Marc Rudolf De Vrij

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De Meester van de Magdalena-legende

By Marc Rudolf De Vrij

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Marcellus Coffermans

By Marc Rudolf De Vrij

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Jan Mandyn

By Marc Rudolf De Vrij

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Jan Wellens de Cock

By Marc Rudolf De Vrij

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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.