Jules Tygiel Books

Ronald Reagan and the Triumph of American Conservatism

By Jules Tygiel

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Baseball's great experiment

By Jules Tygiel

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The Great Los Angeles Swindle: Oil, Stocks, and Scandal During the Roaring Twenties

By Jules Tygiel

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In Los Angeles in the 1920s, C.C. Julian and the Julian Petroleum Corporation were household words, and the Julian Pete swindle ranked with Teapot Dome as one of the great scandals of the era. It s...

Baseball's Great Experiment: Jackie Robinson and His Legacy

By Jules Tygiel

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Past Time: Baseball As History

By Jules Tygiel

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Past Time: Baseball As History

By Jules Tygiel

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Ronald Reagan And the Triumph of American Conservatism

By Jules Tygiel

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Baseball's great experiment

By Jules Tygiel

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The great Los Angeles swindle

By Jules Tygiel

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What s Going On

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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.