Jonathan Carr Books

In Mahler, Jonathan Carr reexamines Mahler's life and work on through the circumstances leading to his death in 1911. The focus is on Mahler's last decade, his tempestuous marriage to the alluring...

Mahler

By Jonathan Carr

Average: 0.00, 0 Ratings

The Wagner clan

By Jonathan Carr

Average: 0.00, 0 Ratings

A family saga that mirrors Germany's rise, fall, and resurrection. Richard Wagner was many things--composer, philosopher, philanderer, failed revolutionary, and virulent anti-Semite--and his descen...

Fixing Capitalism

By Jonathan Carr

Average: 0.00, 0 Ratings

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.