Joseph J. Ellis Books

What Did the Declaration Declare and What Did the Consitution Mean to Early

By Joseph J. Ellis, Edward Countryman

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Founding Brothers: The Revolutionary Generation

By Joseph J. Ellis

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His Excellency: George Washington

By Joseph J. Ellis

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Founding Brothers

By Joseph J. Ellis

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PULITZER PRIZE WINNER • NATIONAL BESTSELLER • A landmark work of history explores how a group of greatly gifted but deeply flawed individuals—Hamilton, Burr, Jefferson, Franklin, Washington, Adams,...

Ellis After the Revolution

By Joseph J. Ellis, JJ ELLIS

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Passionate sage

By Joseph J. Ellis

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John Adams, one of the Founding Fathers of our nation and its second president, spent nearly the last third of his life in retirement grappling with contradictory views of his place in history and...

Passionate Sage

By Joseph J. Ellis

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After the Revolution

By Joseph J. Ellis

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After the Revolution

By Joseph J. Ellis

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His Excellency

By Joseph J. Ellis

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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.