Jan Swafford Books

This penetrating study illuminates the life and works of the enigmatic composer/insurance executive Charles Ives, whose experimental works profoundly influenced the course of American classical mus...

Charles Ives

By Jan Swafford

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Language of the spirit

By Jan Swafford

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Beethoven

By Jan Swafford

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Beethoven

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The Vintage Guide to Classical Music

By Jan Swafford

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The most readable and comprehensive guide to enjoying over five hundred years of classical music -- from Gregorian chants, Johann Sebastian Bach, and Wolfgang Amadeus Mozart to Johannes Brahms, Igo...

Johannes Brahms

By Jan Swafford

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A New York Times Notable Book"This brilliant and magisterial book is a very good bet to...become the definitive study of Johannes Brahms."--The Plain DealerJudicious, compassionate, and full of ins...

Language of the Spirit Lib E

By Tom Perkins, Jan Swafford

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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.