Harold Koda Books

Charles James, often considered to be America's first couturier, was renowned in the 1940s and 1950s as a master at sculpting fabric for the female form and creating fashions that defined mid-centu...

The model as muse

By Harold Koda

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Schiaparelli Prada Impossible Conversations

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"The Met's Spring 2012 Costume Institute exhibition, Schiaparelli and Prada: Impossible Conversations, explores the striking affinities between Elsa Schiaparelli and Miuccia Prada, two Italian desi...

100 dresses

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Christian Dior

By Harold Koda, Martin Richard

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Dangerous Liaisons

By Harold Koda, Andrew Bolton, Mimi Hellman

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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.