Isabelle Fehlmann Books

Toulouse Lautrec und die Photographie

By Isabelle Fehlmann, Simon Oberholzer, Matthias Frehner, Henri De Toulouse Lautrec, Michel Frizot, Jean Paul Morel, Rudolf Koella

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Toulouse-Lautrec und die Photographie

By Henri De Toulouse Lautrec, Isabelle Fehlmann, Simon Oberholzer, Matthias Frehner, Jean Paul Morel, Michel Frizot, Rudolf Koella

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Delta dialogues

By Lara Mehling, Susann Ahn, Isabelle Fehlmann, Christophe Girot

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Delta landscapes are difficult to define. These murky territories require a careful reading, and the analysis of a site caught between land and water calls for more than a mapping project to unders...

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.