John Cooper Books

Season of Rage

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The last place in North America where black people and white people could not sit down together to share a cup of coffee in a restaurant was not in the Deep South. It was in the small, sleepy Ontar...

Rapid Ray

By John Cooper

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Rapid Ray Lewis was arguably the fastest man of his generation. He won medals in the 1932 Olympics and the 1934 British Empire Games, and countless races in North America. Remarkable achievements f...

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.