Roberta J. M. Olson Books

Features over 230 of the New-York Historical Society's watercolors and drawings and an interpretive historiographic essay on the Society's collection and the major forces behind its evolution.

Making it modern

By Margaret K. Hofer

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This lavishly illustrated volume is the first comprehensive study of the folk art collection purchased by the New-York Historical Society from Elie and Viola Nadelman in 1937. Exhibited by the coup...

La Sculpture de la Renaissance italienne

By Roberta J. M. Olson

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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.