Wagner Ernst Art Historian Books

Bilder, die die Welt bedeuten: Ikonen des Bildgedachtnisses und ihre Vermittlung uber Datenbanken

By Ernst Wagner, Wagner Ernst Art Historian, Johannes Kirschenmann

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Guiding the eye

By Rainer Wenrich, Lode Vermeersch, Wagner Ernst Art Historian

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This book addresses the link between visual literacy? people?s ability to interpret and skillfully use images? and art museums. Art museums invite you to look at objects in different ways. They sti...

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.