Hedwig Lachmann Books

Vertraut und fremd und immer doch noch ich

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Das Bildnis des Dorian Gray

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**Das Bildnis des Dorian Gray** (Originaltitel: *The Picture of Dorian Gray*) ist der einzige Roman des irischen Schriftstellers Oscar Wilde. Eine erste Fassung erschien 1890 in *Lippincott’s Month...

Werke in einem Band

By Hedwig Lachmann

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Salome. Elektra. English National Opera Guide 37

By Richard Strauss

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Facino Cane Sarrasine

By Honore De Balzac, Hedwig Lachmann

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Gesammelte Gedichte

By Gustav Landauer, Hedwig Lachmann

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Gesammelte Gedichte

By Gustav Landauer, Hedwig Lachmann

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Im Bilde

By Hedwig Lachmann

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Picture of Dorian Gray

By Anthony Van Dyck, Gustav Landauer, Hedwig Lachmann

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Bildnis des Dorian Gray illustriert

By Anthony Van Dyck, Gustav Landauer, Hedwig Lachmann

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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.