Henry Geitz Books

German Influences on Education in the United States to 1917 Publications of the German Historical Institute

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German Influences on Education in the United States to 1917

By Jurgen Heideking, Henry Geitz, Jurgen Herbst

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This book represents the result of recent historical research by German and American scholars on German influences on education in the United States during the nineteenth century. The authors deal...

German American Press

By Henry Geitz

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German Influences on Education in the United States To 1917

By Jurgen Heideking, Henry Geitz, Jurgen Herbst

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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.