Oliver Kornhoff Books

As one of the most important representatives of abstract painting, Gotthard Graubner idiosyncratically pursued the various effects of colour. This catalogue brings together around 50 pieces, from g...

Otto Piene

By Otto Piene, Oliver Kornhoff

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As a co-founder of ZERO, Otto Piene is considered a major protagonist in post-1945 abstract art. After the break up of ZERO at Bahnhof Rolandseck in 1966, he continued to develop his oeuvre in the...

Stella Hamberg

By Oliver Kornhoff, Stella Hamberg

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Henry Moore

By Susanne Blocker, Sarah Lena Schuster, Oliver Kornhoff, Sebastiano Barassi

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C.O. Paeffgen

By Stephan Von Wiese, Rochus Kowallek, C. O. Paeffgen, Jutta Mattern, Oliver Kornhoff, Bazon Brock

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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.