Karen K. Butler Books

Jean Fautrier, 1898-1964

By Karen K. Butler, Karen Butler, Curtis L. Carter

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Georges Braque and the Cubist Still Life 1928 1945

By Karen K. Butler

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"This examination of Braque's career features exquisite reproductions and incisive historical and aesthetic investigations of his work leading up to and during World War II. This book offers the fi...

Georges Braque and the Cubist Still Life 1928 1945

By Phillips Collection Staff, Renee Maurer, Karen K. Butler, Mildred Lane Kemper Art Museum Staff

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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.