Allan W. Eckert Books

A young boy's remarkable ability to transfer his consciousness at will into any living organism and to share what it experiences proves to be an exhilarating but bittersweet gift.

Johnny Logan: Shawnee Spy: A Novel

By Allan W. Eckert

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Captured at the age of twelve by a U.S. General he comes to regard as father, Johnny Logan, a nephew of the Shawnee chief Tecumseh, eventually rejects the ways of his tribe and becomes an American...

The Dark Green Tunnel

By Allan W. Eckert

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Three children in the Florida Everglades find an entrance to another world which is peopled with centaurs, gnomes, a wizard, and a wicked king, and where they experience both great danger and great...

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.