Ronald Reagan Books

"Starting in 1950, shortly after they met, and up through the 1990s, Ronald Reagan wrote letters to his wife, Nancy. In this book, those letters are woven into a portrait of a long and loving marri...

I Love You, Ronnie

By Nancy Reagan

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No matter what else was going on in his life or where he was—traveling to make movies, at the White House, or sometimes just across the room—Ronald Reagan wrote letters to Nancy Reagan, to express...

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.