Ralph E. Weber Books

As others see us : American history in the foreign press

By Ralph Edward Weber

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Voices of Revolution: Rebels and Rhetoric

By Thomas E. Hachey

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Dear Americans: Letters from the Desk of Ronald Reagan

By Ralph E. Weber, Ronald Reagan, Ralph A. Weber

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Organized chronologically, this collection of letters from Ronald Reagan to his constituents during his eight years in the White House shares the former president's political convictions, religious...

Spymasters

By Ralph E. Weber

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Letters from the Desk of Ronald Reagan

By Ronald Reagan

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Spymasters

By Ralph E. Weber

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Spymasters

By Ralph E. Weber

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Final Memoranda Major General Ralph H. Van Deman USA Ret. 1865 1952 Father of U.S. Military Intelligence

By Ralph H. Van Deman, Ralph E. Weber

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From the Foreign Press

By Ralph E. Weber

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From the Foreign Press

By Ralph E. Weber

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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.