Robert Forczyk Books

The Caucasus 1942 43

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Learning from their experiences during the sweeping advances of Operation Barbarossa a year before, Wehrmacht commanders knew that Nazi Germany's lack of oil was a huge strategic problem. Seizure...

The Dnepr 1943

By Robert Forczyk

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Case red

By Robert Forczyk

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Stalingrad 1942 43

By Steve Noon, Robert Forczyk

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Port Arthur 1904 05

By Steve Noon, Robert Forczyk

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We March Against England

By Robert Forczyk

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Where the iron crosses grow

By Robert Forczyk

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Panzer Ace

By Richard Freiherr Von Rosen, Robert Forczyk

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Tiger Battalion 507

By Helmut Schneider, Robert Forczyk

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Moscow 1941

By Robert Forczyk

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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.