Ronald Radosh Books

"Spain Betrayed provides full documentation of the Soviets' activities during the Spanish Civil War. Documents in the book reveal that the Soviet Union not only swindled the Spanish Republic out of...

From the Lighthouse

By Elizabeth Chipman, Ronald Radosh, Liz Chipman

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In 1938, thirteen-year-old Louise Bloom tries to figure out what caused her mother to leave her, her three brothers, their father, and the lighthouse on the Hudson River that they call home.

Prophets on the right

By Ronald Radosh

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Divided they fell

By Ronald Radosh

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In 1983, Ronald Radosh's co-authored book The Rosenberg File established once and for all that the celebrated "victims" of McCarthyism were, in fact, guilty. As an anticommunist Democrat, Radosh ha...

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.