Katrin Janis Books

Restaurierungsethik: im Kontext von Wissenschaft und Praxis

By Katrin Janis, Janis Katrin.

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Studien zum alt agyptischen Totenbuch, Bd. 7: Ein Ritualbuch fur Goldamulette und Totenbuch des Month-em-hat

By Irmtraut Munro

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Kaiser Raume Kaiser Traume

By Katharina Heinemann, Katrin Janis, Johannes Erichsen

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Bewahren und Forschen

By Katrin Janis, Hermann Neumann

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"Die Publikation dokumentiert in mehreren Aufsätzen zum einen die Konzeption und Umsetzung des Restaurierungsprojektes 'Cuvilliés-Theater' der Jahre 2004-08 und präsentiert zum anderen wichtige Pha...

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.