Volker Manuth Books

In the first decades of the seventeenth century, three artists from Utrecht became famous for the revolutionary innovations they introduced to the art of painting, following their return from Rome....

Example or Alter Ego Aspects of the Portrait Historie in Western Art from Antiquity to the Present

By Rudie Van Leeuwen, Volker Manuth, Jos Koldeweij

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Rembrandt The Complete Paintings XXL

By Volker Manuth

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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.