Achim Sommer Books

Meisterwerke der Kunsthalle in Emden, 2 Bde., Bd.1, Sammlung Henri Nannen

By Achim Sommer, Stiftung Henri Nannen Kunsthalle In Emden

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Das 20. Jahrhundert

By Patrick Blumel, Max Ernst, Achim Sommer, Jurgen Pech

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Der Arp Max ist da

By Patrick Blumel, Achim Sommer, Jurgen Pech, Julia Freiboth

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Miro

By Patrick Blumel, Achim Sommer, Joan Miro, Jurgen Pech

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Max Beckmann

By Max Beckmann, Achim Sommer

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Ich bin weiter an der Arbeit, male auch wieder, aber die Graphik wird mich nun wohl als ein sehr guter Freund nicht mehr verlassen.' (Max Beckmann an Reinhard Piper, April 1917)0Einer der großen Kü...

Kurt Schwitters Ray Johnson

By Achim Sommer, Jasper Hallmanns, Jurgen Pech, Kurt Schwitters

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Mit seinen aus Zeitungsausschnitten, Fahrkarten, Reklame und Abfall zusammenfügten Arbeiten zählt Kurt Schwitters zu den Klassikern der Moderne. Sein amerikanischer Kollege Ray Johnson nahm bereits...

Karin Kneffel.

By Achim Sommer

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Entdeckungsfahrten zu Max Ernst

By Patrick Blumel, Max Ernst, Achim Sommer, Jurgen Pech, Werner Spies, Jurgen Wilhelm

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WORLD OF TIM BURTON

By Achim Sommer

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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.