Mason Klein Books

Helena Rubinstein

By Rubinstein Helena, Mason Klein, Michele Fitoussi, Paul Salmona, Danielle Spera

Average: 0.00, 0 Ratings

Modern Look

By Mason Klein, Leslie Camhi, Maurice Berger, Marvin Heiferman

Average: 0.00, 0 Ratings

"Artists in the Photo League, active from 1936 to 1951, were known for capturing sharply revealing, compelling moments from everyday life. Their focus centered on New York City and its vibrant stre...

Helena Rubinstein

By Mason Klein

Average: 0.00, 0 Ratings

This is the first exhibition to explore the ideas, innovations, and influence of the legendary cosmetics entrepreneur Helena Rubinstein. Madame (as she was universally known) helped break down the...

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.