Edward Renehan Books

The Lion's Pride: Theodore Roosevelt and His Family in Peace and War

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In The Lion's Pride, Edward J. Renehan Jr. vividly portrays the grand idealism, heroic bravery, and reckless abandon that Theodore Roosevelt both embodied and bequeathed to his children - and the t...

The lion's pride

By Edward Renehan

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Edward J. Renehan portrays the grand idealism, heroic bravery, and reckless abandon that Theodore Roosevelt both embodied and bequeathed to his children, and the tragic fulfillment of that legacy o...

The Kennedys at war 1937 1945

By Edward Renehan

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"From breathless hagiographies to scandal-mongering exposes, no family has generated more bestselling books than the Kennedys. None of them, however, has focused on the watershed period of World Wa...

Science on the Web

By Edward J. Renehan, Edward Renehan

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Commodore

By Edward J. Jr. Renehan

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Commodore

By Edward J. Renehan Jr.

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Dark genius of Wall Street

By Edward J. Jr. Renehan, Edward Renehan

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Jay Gould was the robber baron's robber baron: the greatest financial and business genius of his time and also the most widely hated. Gould was the undisputed master of the nation's railroads and t...

Dark Genius of Wall Street

By Edward J. Jr. Renehan

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Secret Six The

By Edward J. Renehan Jr.

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The Enkert Dossiers

By Edward Renehan

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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.