Edith B. Gelles Books

Portia: The World of Abigail Adams

By Edith B. Gelles, Edith Belle Gelles

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The Letters of Abigaill Levy Franks, 1733-1748

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Abigail Adams

By Edith B. Gelles

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First thoughts

By Edith Belle Gelles

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The Stamp Act and the Boston Tea Party, two Continental Congresses and the adoption of the Declaration of Independence, the French Revolution and the War of 1812, the presidencies of George Washing...

Portia

By Edith B. Gelles

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Portia

By Edith B. Gelles

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Abigail Adams

By Edith B. Gelles

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Abigail Adams

By Edith B. Gelles

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Abigail Adams

By Edith B. Gelles

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Abigail Adams

By Edith B. Gelles

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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.