Joyce H. Townsend Books

A classic medium, watercolor is practiced by many but mastered by few. This accessible and clear workbook is both a practical guide and an informative history. Beginning with a "1-day course," the...

Sources and serendipity

By Art Technological Source Research Study Group . Symposium

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Expression and Sensibility

By Christoph Krekel, Kathrin Pilz, Sigrid Eyb Green, Jo Kirby, Joyce H. Townsend

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Ground Layers in European Painting 1550 1750

By Anne Haack Christensen, Angela Jager, Joyce H. Townsend

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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.