Wolfgang Jacobsen Books

Hans Casparius

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Keine grossen Posen vor der Kamera, sondern die unmittelbare Nähe zwischen Fotograf und Porträtierten zeigend: Das ist die Faszination, die von den Porträts des renommierten Fotografen der Weimarer...

Harald Braun

By Wolfgang Jacobsen, Rolf Aurich

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Peter Beauvais

By Wolfgang Jacobsen, Nicky Rittmeyer, Rolf Aurich

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.Film.Stadt.Kino.Berlin.

By Wolfgang Jacobsen, Uta Berg Ganschow

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Erich Pommer. Ein Produzent macht Filmgeschichte

By Wolfgang Jacobsen

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Berlinale

By Wolfgang Jacobsen

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Berlinale

By Wolfgang Jacobsen

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Babelsberg

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Conrad Veidt Lebensbilder

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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.