Allan Eckert Books

Twilight of Empire

By Allan Eckert, Allan W. Eckert

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That Dark and Bloody River

By Allan W. Eckert

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An award-winning author chronicles the settling of the Ohio River Valley, home to the defiant Shawnee Indians, who vow to defend their land against the seemingly unstoppable.They came on foot and b...

A Sorrow in Our Heart

By Allan W. Eckert

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A biography of the famous Shawnee describes Tecumseh's plan to amalgamate all North American tribes into one people, his role as statesman and military strategist, and his death in the Battle of Th...

The Hab Theory

By Allan W. Eckert

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Tecumseh

By Allan Eckert

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Johnny Logan

By Allan W. Eckert

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The King Snake

By Allan W. Eckert

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Savage Journey

By Allan W. Eckert

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The Wand

By Allan W. Eckert

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Return to Hawk s Hill

By Allan Eckert

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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.