George Richard Esenwein Books

The Spanish Civil War

By George Richard Esenwein

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Spanish Civil War

By GEORGE R. ESENWEIN

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Spain at war

By George Richard Esenwein

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Spain's short-lived Second Republic (1931-1936) - one of interwar Europe's boldest political experiments - ended in the bloodbath of the Spanish Civil War (July 1936-April 1939), which killed sever...

Spain at War: The Spanish Civil War in Context 1931-1939: Spanish Civil War in Context, 1931-39

By A. Shubert, George Richard Esenwein, G. Esenwein

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Anarchist Ideology and the Working Class Movement in Spain 1868 1898

By George R. Esenwein

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Spanish Civil War

By George R. Esenwein

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Spanish Civil War

By George R. Esenwein

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Spanish Civil War

By George R. Esenwein, George Esenwein

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Anarchist ideology and the working-class movement in Spain, 1868-1898

By George Richard Esenwein

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Spanish Civil War

By George R. Esenwein

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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.