Wilhelm Walcher Books

Praktikum der Physik

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Für Studierende der Physik, Naturwissenschaften, Ingenieurwissenschaften und der Medizin bietet dieses Buch eine ideale Einführung in das physikalische Praktikum.

Theorie und Praxis der Vakuumtechnik

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Praktikum der Physik.

By Matthias Elbel, Richard Sturm, Wilhelm Walcher, Wolfgang Fischer

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Physik fur Mediziner

By Wilhelm Walcher, Erich Kamke

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Praktikum der Physik.

By Wilhelm Walcher

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Praktikum der Physik

By Prof. Dr. Ing. Dr. Rer. Nat. H.C. Wilhelm Walcher

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Theory and practice of vacuum technology

By Max Wutz

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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.