Christoph Wolff Books

Mozart s Requiem

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"The Forced Migration of artists and scholars from Nazi German is a compelling and often wrenching story. The story is twofold - of impoverishment for the countries the musicians left behind and en...

Mozart s Requiem

By Christoph Wolff

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Mozart's Requiem

By Christoph Wolff

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Bach

By Christoph Wolff

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Bach

By Christoph Wolff

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Music and Context

By Anne Dhu Shapiro

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The String Quartets of Haydn Mozart and Beethoven

By Isham Library Conference Harvard University 1979., Christoph Wolff

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Oden mit Melodien Wq 199

By Pamela Dellal, Carl Philipp Emanuel Bach, Christoph Wolff

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Johann Sebastian Bach.

By Christoph Wolff

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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.