Bob Carruthers Books

Private Hitler s War 1914 1918

By Bob Carruthers

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The BEF in 1917

By Bob Carruthers

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Gotterdammerung

By Bob Carruthers

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This fascinating collection of primary source accounts focuses on the combat actions of the Wehrmacht in the final battles of the war. The material is drawn from a variety of wartime sources and en...

Hitler's propaganda pilgrimage

By Bob Carruthers

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The famous image of Hitler in Paris has become one of the most iconic images of the Second World War. However, Hitler only spent a few hours in Paris before heading to Flanders to re-visit the site...

Hitler s propaganda pilgrimage

By Bob Carruthers

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SS grenadiers on the Russian front

By Bob Carruthers

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German Armour Lost on the Eastern Front

By Bob Carruthers

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SS Specialist Units in Combat

By Bob Carruthers

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Hitler s Wartime Orders

By Bob Carruthers

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Panzer Rollen

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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.