Heidi Eisenhut Books

Schrift Schriftgebrauch und Textsorten im fruhmittelalterlichen Churratien

By Heidi Eisenhut

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Heilkunst und schone Kunste

By Anett Lutteken, Carsten Zelle, Heidi Eisenhut

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Europa in der Schweiz

By Anett Lutteken, Carsten Zelle, Heidi Eisenhut

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Wunderlich kommt mir die Baute vor

By Heidi Eisenhut

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Ein Palast mit fünf Ecken und vielen Geschichten Johann Caspar Zellweger-Gessner baute ab 1802 mit dem Erbe seiner Eltern ein neues Wohn- und Geschäftshaus. Es war grösser als alle anderen Häuser a...

Die Glossen Ekkeharts IV. von St. Gallen im Codex Sangallensis 621

By Heidi Eisenhut

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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.